fix(windows): rip out unused submodule support in installer & docker & docs

we have no submodules anymore, so #37702 was kinda right, but we can just delete it entirely.

.github/workflows/docker-publish.yml

@@ -58,8 +58,6 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
-        with:
-          submodules: recursive
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f  # v3
@@ -194,8 +192,6 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
-        with:
-          submodules: recursive
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f  # v3