Bump codecov/codecov-action from 5.5.2 to 6.0.0 in the actions group (#11252)

Bumps the actions group with 1 update: [codecov/codecov-action](https://github.com/codecov/codecov-action).


Updates `codecov/codecov-action` from 5.5.2 to 6.0.0
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v5.5.2...v6.0.0)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci-additional.yaml

@@ -132,7 +132,7 @@ jobs:
           pixi run -e ${{env.PIXI_ENV}} -- python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report
 
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v5.5.2
+        uses: codecov/codecov-action@v6.0.0
         with:
           files: mypy_report/cobertura.xml
           flags: mypy
@@ -177,7 +177,7 @@ jobs:
           pixi run -e ${{env.PIXI_ENV}} -- python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report
 
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v5.5.2
+        uses: codecov/codecov-action@v6.0.0
         with:
           files: mypy_report/cobertura.xml
           flags: mypy-min
@@ -276,7 +276,7 @@ jobs:
           pixi run -e ${{ matrix.pixi-env }} -- python -m pyright xarray/
 
       - name: Upload pyright coverage to Codecov
-        uses: codecov/codecov-action@v5.5.2
+        uses: codecov/codecov-action@v6.0.0
         with:
           files: pyright_report/cobertura.xml
           flags: pyright

.github/workflows/ci.yaml

@@ -166,7 +166,7 @@ jobs:
           path: pytest.xml
 
       - name: Upload code coverage to Codecov
-        uses: codecov/codecov-action@v5.5.2
+        uses: codecov/codecov-action@v6.0.0
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
         with:

.github/workflows/upstream-dev-ci.yaml

@@ -158,7 +158,7 @@ jobs:
         run: |
           pixi run -e ${{matrix.pixi-env}} -- python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v5.5.2
+        uses: codecov/codecov-action@v6.0.0
         with:
           files: mypy_report/cobertura.xml
           flags: mypy