Merge pull request #268402 from t4ccer/t4/cmospwd-correct-platform

cmospwd: set correct supported platforms

pkgs/tools/security/cmospwd/default.nix

···
     homepage = "https://www.cgsecurity.org/wiki/CmosPwd";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ t4ccer ];
-    platforms = platforms.linux;
+    platforms = platforms.x86_64;
   };
 })