gitlab-ci: don't upload the static osmesa binary

It's just for testing.

.gitlab-ci.yml

@@ -157,14 +157,3 @@ test:linux-osmesa-static:
         - build:linux-osmesa-static
     needs:
         - build:linux-osmesa-static
-
-upload:linux-osmesa-static:
-    extends:
-        - .rsync_upload
-        - .upload_only
-    dependencies:
-        - test:linux-osmesa-shared
-    needs:
-        - test:linux-osmesa-shared
-    variables:
-        RSYNC_DESTINATION: paraview_nightly_bin