CI: Re-enable Panfrost T7xx

Lab maintenance is complete.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6910>

.gitlab-ci/lava-gitlab-ci.yml

@@ -160,7 +160,7 @@ kernel+rootfs_armhf:
     - .lava-test:arm64
     - .lava-traces-base
 
-.panfrost-t720-gles2:arm64:
+panfrost-t720-gles2:arm64:
   extends:
     - .lava-test:arm64
     - .panfrost-rules
@@ -172,7 +172,7 @@ kernel+rootfs_armhf:
   tags:
     - mesa-ci-aarch64-lava-collabora
 
-.panfrost-t760-gles2:armhf:
+panfrost-t760-gles2:armhf:
   extends:
     - .lava-test:armhf
     - .panfrost-rules