Update testing.yml (#100)

Author: jGaboardi

.github/workflows/testing.yml

@@ -47,7 +47,7 @@ jobs:
 
     steps:
       - name: checkout repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0  # Fetch all history for all branches and tags.
 
@@ -77,5 +77,4 @@ jobs:
         uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          file: ./coverage.xml
           name: access-codecov