Update

Author: Sruthi Keerthi Rangavajhula (from Dev Box)

.github/workflows/dotnetcore.yml

@@ -27,9 +27,9 @@ jobs:
 
     name: "Build and run unit tests"
     steps:
-    - name: Check LongPathsEnabled
+    - name: Set git core.longpaths flag
       run: |
-          (Get-ItemProperty "HKLM:System\CurrentControlSet\Control\FileSystem").LongPathsEnabled
+          git config --system core.longpaths true
 
     - name: Checkout repository
       uses: actions/[email protected]