typo fix in cosmos_db_emulator.yml

Author: stefanedwards

.github/workflows/cosmos_db_emulator.yml

@@ -16,5 +16,5 @@ jobs:
       - name: Run .NET tests
         run: dotnet test -graphBuild:True  .\Extensions\Cosmos\Cosmos.DataTransfer.CosmosExtension.UnitTests\
         env:
-          Cosmos_Endpoint: https://localhost:8081/"
-          Cosmos_Key: C2y6yDjf5/R+ob0N8A7Cgv30VRDJIWEHLM+4QDU5DE2nQ9nDuVTqobD4b8mGGyPMbIZnqyMsEcaGQy67XIw/Jw=="
+          Cosmos_Endpoint: https://localhost:8081/
+          Cosmos_Key: C2y6yDjf5/R+ob0N8A7Cgv30VRDJIWEHLM+4QDU5DE2nQ9nDuVTqobD4b8mGGyPMbIZnqyMsEcaGQy67XIw/Jw==