Bump codecov/codecov-action from 3 to 4

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 3 to 4.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v3...v4)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/build.yaml

@@ -720,7 +720,7 @@ jobs:
 
       - name: Install Linux build dependencies
         run: |
-          dnf install -y elfutils-devel cmake libuuid-devel openssl openssl-devel cyrus-sasl-devel cyrus-sasl-plain swig make libwebsockets-devel libnghttp2-devel ccache libasan libubsan libtsan libunwind-devel
+          dnf install -y git elfutils-devel cmake libuuid-devel openssl openssl-devel cyrus-sasl-devel cyrus-sasl-plain swig make libwebsockets-devel libnghttp2-devel ccache libasan libubsan libtsan libunwind-devel
 
       - name: Install Linux build dependencies (Fedora)
         if: ${{ matrix.container == 'fedora' }}
@@ -856,11 +856,11 @@ jobs:
       # https://github.com/codecov/codecov-action
       - name: Upload C Coverage
         if: ${{ !cancelled() && matrix.buildType == 'Coverage' }}
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           flags: ${{matrix.covType}}tests
           verbose: true
-          gcov: true
+          plugin: gcov
           name: skupper-router
           root_dir: .
           working-directory: ${{github.workspace}}/skupper-router
@@ -874,7 +874,7 @@ jobs:
 
       - name: Upload Python Coverage
         if: ${{ !cancelled() && matrix.buildType == 'Coverage' }}
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           flags: py${{matrix.covType}}tests
           verbose: true