Update workflows.

Author: io7m

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

@@ -50,7 +50,7 @@ jobs:
           path: ./com.io7m.jmulticlose.tests/target/surefire-reports
 
       - name: Coverage
-        uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24
+        uses: codecov/codecov-action@fdcc8476540edceab3de004e990f80d881c6cc00
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: com.io7m.jmulticlose.tests/target/site/jacoco-aggregate/jacoco.xml