chore(deps): update codecov/codecov-action action to v6

Author: renovate[bot]

.github/workflows/main.yml

@@ -55,6 +55,6 @@ jobs:
           echo "os=${os/-latest/}" >> $GITHUB_OUTPUT
           echo "node=node_${node/.*.*/}" >> $GITHUB_OUTPUT
         shell: bash
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v6
         with:
           flags: ${{ steps.test-coverage-flags.outputs.os }},${{ steps.test-coverage-flags.outputs.node }}