Merge pull request #165 from dstansby/codecov-update

Codecov updates

Author: samcunliffe

Diff for: .github/workflows/test_and_deploy.yml

@@ -57,7 +57,10 @@ jobs:
         if: ${{ always() }}
 
       - name: Coverage
-        uses: codecov/codecov-action@v2
+        uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          fail_ci_if_error: true
 
   deploy:
     # this will run when you have tagged a commit, starting with "v*"