Change skip network test name and comments

.github/workflows/ci.yml

@@ -27,10 +27,11 @@ jobs:
       - name: Install LLVM on Windows
         if: matrix.os == 'windows-latest'
         run: choco install llvm -y
-      - name: Skip network tests on Ubuntu and Windows
-        # Ubuntu runners don't have network or DNS configured during test steps
-        # Windows runners have an unreliable network
-        if: matrix.os == 'ubuntu-latest' || matrix.os == 'windows-latest'
+      - name: Run network tests only on macOS
+        # Only macOS runners have all network capabilities:
+        # https://docs.github.com/en/actions/reference/specifications-for-github-hosted-runners#cloud-hosts-for-github-hosted-runners
+        # Tests that only check launch behaviour or local port binding are not skipped in any platform.
+        if: matrix.os != 'macOS-latest'
         run: echo "ZEBRA_SKIP_NETWORK_TESTS=1" >> $GITHUB_ENV
       - name: Run tests
         env: