Add version for MacOS XCode.

Author: snowfarthing

.github/workflows/XmsInterp-CI.yaml

@@ -73,6 +73,10 @@ jobs:
       RELEASE_PYTHON: 'False'
 
     steps:
+      # Get Correct Version of Xcode
+      - uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: 14.3.1
       # Checkout Sources
       - name: Checkout Source
         uses: actions/checkout@v2