ci: fix macOS e2e tests by switching to macos-15-intel runner

ARM64 runners don't support nested virtualization needed for Docker. Use Intel-based
macos-15-intel instead.

Signed-off-by: Rohan Kumar <[email protected]>

Author: rohanKanojia

.github/workflows/e2e-tests.yml

@@ -70,7 +70,9 @@ jobs:
   macos-build:
     name: MacOS
     needs: buildWithoutTests
-    runs-on: macos-14
+    # Using macos-15-intel (not macos-14) because ARM64 runners don't support nested virtualization
+    # required for Docker/QEMU. See: https://github.com/actions/runner-images/issues/9460
+    runs-on: macos-15-intel
     strategy:
       fail-fast: false
       matrix: