build(deps): bump codecov/codecov-action from 2 to 3

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 2 to 3.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v2...v3)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -61,7 +61,7 @@ jobs:
       - name: "Run Semigroups package's tst/teststandard.g"
         uses: gap-actions/run-pkg-tests@v2
       - uses: gap-actions/process-coverage@v2
-      - uses: codecov/codecov-action@v2
+      - uses: codecov/codecov-action@v3
       - name: "Run GAP's tst/testinstall.g"
         uses: gap-actions/run-pkg-tests@v2
         with:
@@ -88,4 +88,4 @@ jobs:
          with:
            GAP_TESTFILE: "tst/teststandard.g"
        - uses: gap-actions/process-coverage@cygwin-v2
-       - uses: codecov/codecov-action@v2
+       - uses: codecov/codecov-action@v3