casks: add requires_rosetta

Casks/game-porting-toolkit.rb

@@ -47,4 +47,7 @@
   caveats <<~EOS
     Please follow the instructions in the Game Porting Toolkit README to complete installation.
   EOS
+  caveats do
+    requires_rosetta
+  end
 end

Casks/portingkit.rb

@@ -13,4 +13,7 @@
     With #{token}, you can install Windows games and apps on macOS easily
     using Wineskin technology!
   EOS
+  caveats do
+    requires_rosetta
+  end
 end

Casks/wine-crossover.rb

@@ -49,4 +49,7 @@
     [HKCU\\Software\\Wine\\Mac Driver]
     "ForceOpenGLBackingStore"="y"
   EOS
+  caveats do
+    requires_rosetta
+  end
 end

Casks/wineskin-devel.rb

@@ -25,4 +25,8 @@
     "~/Library/Caches/com.unofficial.wineskin",
     "~/Library/Caches/com.unofficial.wineskinwinery",
   ]
+
+  caveats do
+    requires_rosetta
+  end
 end

Casks/wineskin.rb

@@ -26,4 +26,8 @@
     "~/Library/Caches/com.unofficial.wineskin",
     "~/Library/Caches/com.unofficial.wineskinwinery",
   ]
+
+  caveats do
+    requires_rosetta
+  end
 end