gitlab-ci: Remove indirect dependencies from needs:

Tomeu discovered that GitLab 12.8 fixed the bug where jobs would
spuriously run even though some of their dependency jobs were skipped.
So we don't need to list indirect dependencies anymore.

Reviewed-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5845>
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 51f0689..226474b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -228,7 +228,6 @@
     TAG: *x86_build
   image: "$CI_REGISTRY_IMAGE/debian/x86_build:$TAG"
   needs:
-    - x86_build-base
     - x86_build
 
 # Debian 10 based i386 cross-build image
@@ -243,7 +242,6 @@
     TAG: *i386_build
   image: "$CI_REGISTRY_IMAGE/debian/i386_build:$TAG"
   needs:
-    - x86_build-base
     - i386_build
 
 # Debian 10 based ppc64el cross-build image
@@ -258,7 +256,6 @@
     TAG: *ppc64el_build
   image: "$CI_REGISTRY_IMAGE/debian/ppc64el_build:$TAG"
   needs:
-    - x86_build-base
     - ppc64el_build
 
 # Debian 10 based s390x cross-build image
@@ -273,7 +270,6 @@
     TAG: *s390x_build
   image: "$CI_REGISTRY_IMAGE/debian/s390x_build:$TAG"
   needs:
-    - x86_build-base
     - s390x_build
 
 # Debian 10 based x86 test image base
@@ -365,7 +361,6 @@
     TAG: *arm64_test
   image: "$CI_REGISTRY_IMAGE/debian/arm64_test:$TAG"
   needs:
-    - arm_test-base
     - arm64_test
 
 # Native Windows docker builds
@@ -811,10 +806,7 @@
     TAG: *x86_test-gl
   image: "$CI_REGISTRY_IMAGE/debian/x86_test-gl:$TAG"
   needs:
-    - x86_build-base
-    - x86_build
     - meson-testing
-    - x86_test-base
     - x86_test-gl
   dependencies:
     - meson-testing
@@ -826,10 +818,7 @@
     TAG: *x86_test-vk
   image: "$CI_REGISTRY_IMAGE/debian/x86_test-vk:$TAG"
   needs:
-    - x86_build-base
-    - x86_build
     - meson-testing
-    - x86_test-base
     - x86_test-vk
   dependencies:
     - meson-testing
@@ -1170,9 +1159,7 @@
   script:
     - ./install/bare-metal/fastboot.sh
   needs:
-    - arm_test-base
     - arm64_test
-    - arm_build
     - meson-arm64
   tags:
     - google-freedreno-db410c