Use different filename for dmg

Author: The-Compiler

scripts/dev/build_release.py

@@ -302,8 +302,10 @@ def build_mac(
     dmg_makefile_path = REPO_ROOT / "scripts" / "dev" / "Makefile-dmg"
     subprocess.run(['make', '-f', dmg_makefile_path], check=True)
 
+    arch = platform.machine()
     suffix = "-debug" if debug else ""
     suffix += "-qt5" if qt5 else ""
+    suffix += f"-{arch}"
     dmg_path = dist_path / f'qutebrowser-{qutebrowser.__version__}{suffix}.dmg'
     pathlib.Path('qutebrowser.dmg').rename(dmg_path)
 
@@ -324,7 +326,7 @@ def build_mac(
         print(f"Failed to remove tempdir: {e}")
 
     arch_to_desc = {"x86_64": "Intel", "arm64": "Apple Silicon"}
-    desc_arch = arch_to_desc[platform.machine()]
+    desc_arch = arch_to_desc[arch]
 
     return [
         Artifact(