Let's see if github actions doesn't bug out anymore when these are enabled.

.github/workflows/ci-main.yml

@@ -255,43 +255,39 @@ jobs:
           path: |
             ~/work/wesnoth/wesnoth/projectfiles/Xcode/Wesnoth_Debug.dmg
 
-# enabling both intel and arm macOS jobs would tend to confuse the github actions CI
-# sometimes it would succeed, other times it would fail at random with extra entries for macOS jobs that didn't exist in this configuration file
-# try re-enabling at some point to see if this got fixed in the mean time
+  macos-arm-master-release:
+    runs-on: macos-11.0
 
-#  macos-arm-master-release:
-#    runs-on: macos-11.0
-#
-#    steps:
-#      - uses: actions/checkout@v2
-#        with:
-#          submodules: "recursive"
-#
-#      - name: macOS ARM Release
-#        run: |
-#          export CFG=Release
-#          export CACHE_DIR=~/build-cache
-#          ./.github/workflows/ci-scripts/macos.sh
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: "recursive"
 
-#  macos-arm-master-debug:
-#    runs-on: macos-11.0
-#
-#    steps:
-#      - uses: actions/checkout@v2
-#        with:
-#          submodules: "recursive"
-#
-#      - name: macOS ARM Debug
-#        run: |
-#          export CFG=Debug
-#          export CACHE_DIR=~/build-cache
-#          ./.github/workflows/ci-scripts/macos.sh
-#      - name: Upload
-#        uses: actions/upload-artifact@v2
-#        with:
-#          name: macOS-ARM-Debug
-#          path: |
-#            ~/work/wesnoth/wesnoth/projectfiles/Xcode/Wesnoth_Debug.dmg
+      - name: macOS ARM Release
+        run: |
+          export CFG=Release
+          export CACHE_DIR=~/build-cache
+          ./.github/workflows/ci-scripts/macos.sh
+
+  macos-arm-master-debug:
+    runs-on: macos-11.0
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: "recursive"
+
+      - name: macOS ARM Debug
+        run: |
+          export CFG=Debug
+          export CACHE_DIR=~/build-cache
+          ./.github/workflows/ci-scripts/macos.sh
+      - name: Upload
+        uses: actions/upload-artifact@v2
+        with:
+          name: macOS-ARM-Debug
+          path: |
+            ~/work/wesnoth/wesnoth/projectfiles/Xcode/Wesnoth_Debug.dmg
 
 # in the case of needing to recompile the vcpkg-created Windows dependencies, increment the cache-name and key for both Release and Debug
 # this will create a brand new cache and recompile the vcpkg dependencies from scratch