chore(deps): update codecov/codecov-action action to v1.2.1 (#739)

Author: renovate[bot]

.github/workflows/nodejs.yml

@@ -52,7 +52,7 @@ jobs:
         run: yarn test --coverage ${{ matrix.eslint-version >= 6 }}
         env:
           CI: true
-      - uses: codecov/[email protected].0
+      - uses: codecov/[email protected].1
         if: ${{ matrix.eslint-version >= 6 }}
   test-os:
     name: Test on ${{ matrix.os }} using Node.js LTS