p4: style fixes

Casks/p/p4.rb

@@ -1,23 +1,11 @@
 cask "p4" do
-  arch arm: "arm64", intel: "x86_64"
+  arch arm: "12arm64", intel: "1015x86_64"
 
   version "2023.2,2535420"
+  sha256 arm:   "00264b87bf4ebb26286bc089fc0686d913d921b9b39bc67bf436af3702ac18b1",
+         intel: "8a24804e48247104a1e59e99620e57bbe456018fef84b2dff911175908057017"
 
-  on_arm do
-    sha256 "00264b87bf4ebb26286bc089fc0686d913d921b9b39bc67bf436af3702ac18b1"
-
-    url "https://filehost.perforce.com/perforce/r#{version.major[-2..]}.#{version.minor}/bin.macosx12#{arch}/p4"
-
-    binary "bin.macosx12#{arch}", target: "p4"
-  end
-  on_intel do
-    sha256 "8a24804e48247104a1e59e99620e57bbe456018fef84b2dff911175908057017"
-
-    url "https://filehost.perforce.com/perforce/r#{version.major[-2..]}.#{version.minor}/bin.macosx1015#{arch}/p4"
-
-    binary "bin.macosx1015#{arch}", target: "p4"
-  end
-
+  url "https://filehost.perforce.com/perforce/r#{version.major[-2..]}.#{version.minor}/bin.macosx#{arch}/p4"
   name "Perforce Helix Command-Line Client (P4)"
   desc "Use it to gain instant access to operations and complete control over the system"
   homepage "https://www.perforce.com/products/helix-core-apps/command-line-client"
@@ -34,5 +22,7 @@ cask "p4" do
   depends_on macos: ">= :sierra"
   container type: :naked
 
+  binary "bin.macosx#{arch}", target: "p4"
+
   # No zap stanza required
 end