Fixing version of Xcode for CI Mac builds, take 2

Author: gershnik

.github/workflows/build.yml

@@ -71,7 +71,7 @@ jobs:
         EOF
 
   mac:
-    runs-on: macos-14-arm
+    runs-on: macos-14
     env: 
       DEVELOPER_DIR: /Applications/Xcode_15.4.app
 

.github/workflows/publish.yml

@@ -72,7 +72,7 @@ jobs:
         EOF
 
   mac:
-    runs-on: macos-14-arm
+    runs-on: macos-14
     needs: prepare
     env: 
       DEVELOPER_DIR: /Applications/Xcode_15.4.app