Update build_and_test.yml

.github/workflows/build_and_test.yml

@@ -1,4 +1,4 @@
-# This workflow will build a .NET project
+# This workflow will build a .NET project.
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-net
 
 name: build_and_test