GameDB: Dirge of Cerberus no longer needs hardware readbacks disabled

Render-pass coalescing (Brian Degenhardt) carries the cost the readback
workaround was compensating for, so drop hwDownloadMode from all six regional
serials and let them run with readbacks on. coalesceRenderPasses stays.

bin/resources-overlay/armsx2_overrides.yaml

@@ -95,7 +95,6 @@ SCAJ-20169:
     autoFlush: 1
     coalesceRenderPasses: 1
     halfPixelOffset: 5
-    hwDownloadMode: 2
     nativeScaling: 2
     recommendedBlendingLevel: 4
 SCAJ-20173:
@@ -947,7 +946,6 @@ SLES-54185:
     autoFlush: 1
     coalesceRenderPasses: 1
     halfPixelOffset: 5
-    hwDownloadMode: 2
     nativeScaling: 2
     recommendedBlendingLevel: 4
 SLES-54321:
@@ -1228,7 +1226,6 @@ SLPM-66271:
     autoFlush: 1
     coalesceRenderPasses: 1
     halfPixelOffset: 5
-    hwDownloadMode: 2
     nativeScaling: 2
     recommendedBlendingLevel: 4
 SLPM-66354:
@@ -1274,7 +1271,6 @@ SLPM-66629:
     autoFlush: 1
     coalesceRenderPasses: 1
     halfPixelOffset: 5
-    hwDownloadMode: 2
     nativeScaling: 2
     recommendedBlendingLevel: 4
 SLPM-66782:
@@ -1299,7 +1295,6 @@ SLPM-68016:
     autoFlush: 1
     coalesceRenderPasses: 1
     halfPixelOffset: 5
-    hwDownloadMode: 2
     nativeScaling: 2
     recommendedBlendingLevel: 4
 SLPM-74229:
@@ -1617,7 +1612,6 @@ SLUS-21419:
     autoFlush: 1
     coalesceRenderPasses: 1
     halfPixelOffset: 5
-    hwDownloadMode: 2
     nativeScaling: 2
     recommendedBlendingLevel: 4
 SLUS-21442: