Use codecov 5.0.2.

Author: io7m

.github/workflows/main.linux.temurin.lts.yml

@@ -47,10 +47,10 @@ jobs:
           path: ./com.io7m.timehack6435126.tests/target/surefire-reports
 
       - name: Coverage
-        uses: codecov/codecov-action@v4.6.0
+        uses: codecov/codecov-action@v5.0.2
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          file: com.io7m.timehack6435126.tests/target/site/jacoco-aggregate/jacoco.xml
+          files: com.io7m.timehack6435126.tests/target/site/jacoco-aggregate/jacoco.xml
 
       - name: Log in to Quay.io.
         uses: redhat-actions/podman-login@v1.7