svga/ci: vmware farm is out; temporary relegate piglit job to manual

Signed-off-by: Martin Krastev <martin.krastev@broadcom.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35364>

src/gallium/drivers/svga/ci/gitlab-ci.yml

@@ -24,7 +24,7 @@ vmware-vmx-piglit:x86_64:
   extends:
     - .lava-x86_64-test-gl
     - .test-piglit
-    - .vmware-rules
+    - .vmware-manual-rules
   timeout: 30m
   parallel: 4
   variables: