ci(github): Avoid cloning Git submodules for funTest-non-docker

The only submodules are for package manager external projects, which are
not tested here.

Signed-off-by: Sebastian Schuberth <[email protected]>

Author: sschuberth

.github/workflows/build-and-test.yml

@@ -85,8 +85,6 @@ jobs:
     steps:
     - name: Checkout Repository
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
-      with:
-        submodules: recursive
     - name: Set tool version environment variables
       run: sed "s/^ARG //" docker/versions.dockerfile >> $GITHUB_ENV
     - name: Install required tools