build: change action to trigger on publish workflow dispatch

.github/workflows/macos-build.yml

@@ -1,9 +1,22 @@
 name: Build MacOS
 
 on:
-  push:
-    branches:
-      - gh-mac-runner
+  workflow_dispatch:
+    inputs:
+      macos-publish-arch-limit:
+        description: 'The allowed arches for macos-publish'
+        type: choice
+        default: all
+        options: ["all", "osx-x64", "osx-arm64", "mas-x64", "mas-arm64"]
+      upload-to-storage:
+        description: 'True to print to STDOUT'
+        required: true
+        default: '0'
+        type: string
+      run-macos-publish:
+        description: 'Run the publish jobs vs just the build jobs'
+        type: boolean
+        default: false
 
 env:
   GCLIENT_EXTRA_ARGS: '--custom-var=checkout_mac=True --custom-var=host_os=mac --custom-var=host_cpu=arm64'