arm64: attribute yaps2 authorship in SPDX copyright headers

Add "yaps2 Dev Team" copyright to the files we authored. Net-new files
(all 42 pcsx2/arm64/ codegen/ProgCache/persist sources, the recompiler
test suite + harness, and the vurunner/eerunner tools) never existed
upstream, so they carry yaps2 sole credit. RecStubs.cpp predates the
fork and was heavily extended, so it keeps PCSX2 credit and adds yaps2.

The five pre-existing arm64 files we only lightly touched (AsmHelpers,
Vif_Dynarec, Vif_UnpackNEON) stay PCSX2-only. GPL-3.0+ license lines are
unchanged throughout; this is authorship attribution only.

pcsx2-eerunner/Main.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // pcsx2-eerunner — headless standalone full-system runner for EE (R5900)

pcsx2-vurunner/Main.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // pcsx2-vurunner — headless VU microprogram replayer for codegen iteration.

pcsx2/arm64/BaseblockEx-arm64.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64-specific BaseBlocks with block linking that stays signal-safe.

pcsx2/arm64/MvuObservedEntries.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 #pragma once

pcsx2/arm64/RecStubs.cpp

@@ -1,4 +1,5 @@
 // SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0
 
 #include "arm64/AsmHelpers.h"

pcsx2/arm64/iCOP0-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 EE COP0 Instruction Codegen — NEON-based

pcsx2/arm64/iCOP2-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 native COP2 (VU0 macro mode) codegen using NEON.

pcsx2/arm64/iCore-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 #include "Config.h"

pcsx2/arm64/iCore-arm64.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 #pragma once

pcsx2/arm64/iFPU-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 EE FPU (COP1) Instruction Codegen — NEON-based

pcsx2/arm64/iFPUd-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 EE FPU (COP1) — "Full" / DOUBLE-precision codegen.

pcsx2/arm64/iMMI-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 EE MMI (Multimedia Instructions) Codegen — NEON-based

pcsx2/arm64/iR3000A-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 #include "arm64/iR3000A-arm64.h"

pcsx2/arm64/iR3000A-arm64.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 #pragma once

pcsx2/arm64/iR3000Atables-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 IOP Opcode Implementations

pcsx2/arm64/iR5900-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 EE (R5900) Dynamic Recompiler Core

pcsx2/arm64/iR5900-arm64.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 #pragma once

pcsx2/arm64/iR5900Analysis.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 wrapper for the shared instruction analysis pass.

pcsx2/arm64/iR5900Arit-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 EE ALU Instruction Codegen — memory-based

pcsx2/arm64/iR5900AritImm-arm64.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2002-2026 PCSX2 Dev Team
+// SPDX-FileCopyrightText: 2026 yaps2 Dev Team
 // SPDX-License-Identifier: GPL-3.0+
 
 // ARM64 EE ALU Immediate Instruction Codegen — memory-based