ci: Disable scons-win64 job

It's failed for almost a month, so right now it's mostly noise and a
waste of CI resources.

It can easily be re-enabled by an MR which makes it pass again.

Reviewed-by: Eric Anholt <eric@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8976>

.gitlab-ci.yml

@@ -144,10 +144,6 @@ test-docs-mr:
       - meson*
       - build-support/**/*
       - subprojects/**/*
-      # SCons
-      - SConstruct
-      - scons/**/*
-      - common.py
       # Source code
       - include/**/*
       - src/**/*
@@ -902,7 +898,7 @@ test-d3d12-windows:
     paths:
       - summary/
 
-scons-win64:
+.scons-win64:
   extends: .scons-build
   variables:
     SCONS_TARGET: platform=windows machine=x86_64 debug=1

.gitlab-ci/test-source-dep.yml

@@ -18,7 +18,6 @@
       - .gitlab-ci/**/*
       - include/**/*
       - meson.build
-      - SConstruct
       - src/*
       - src/compiler/**/*
       - src/drm-shim/**/*