ci/zink: restore full premerge testing on Adreno 618

Partial revert of: 68e8e40163 ("ci/zink: reduce premerge testing on a618 to ~ 12 minutes")

Weston is kept, and reduction to the 2 devices, because we have only 9
at maximum capacity available (with 3 parallel jobs we would need at least 10).

Signed-off-by: David Heidelberg <david.heidelberg@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25982>

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

@@ -72,7 +72,6 @@ zink-tu-a618:
   parallel: 2
   variables:
     DEQP_SUITE: zink-freedreno-a618
-    DEQP_FRACTION: 3
     HWCI_START_WESTON: 1
     GPU_VERSION: zink-freedreno-a618
     VK_DRIVER: freedreno
@@ -80,16 +79,6 @@ zink-tu-a618:
     DTB: sc7180-trogdor-lazor-limozeen-nots-r5
     RUNNER_TAG: mesa-ci-x86-64-lava-sc7180-trogdor-lazor-limozeen
 
-zink-tu-a618-full:
-  extends:
-    - zink-tu-a618
-    - .zink-turnip-manual-rules
-  parallel: null
-  timeout: 150m
-  variables:
-    DEQP_FRACTION: null
-    JOB_TIMEOUT: 140
-
 zink-tu-a618-traces:
   extends:
     - a618-traces