Update codecov/codecov-action digest to b9fd7d1

Author: renovate[bot]

.github/workflows/ci.yml

@@ -43,7 +43,7 @@ jobs:
           arguments: build --info
 
       - name: Upload Coverage Report
-        uses: codecov/codecov-action@84508663e988701840491b86de86b666e8a86bed # v4
+        uses: codecov/codecov-action@b9fd7d16f6d7d1b5d2bec1a2887e65ceed900238 # v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}