ci: run radv-fossils with Pitcairn (GFX6) and Bonaire (GFX7) too

This job is really small and it shouldn't hurt to cover two more
generations. This will prevent breaking the world on GFX6-GFX7
because we don't regularly test these chips.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Acked-by: Michel Dänzer <mdaenzer@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4873>

.gitlab-ci.yml

@@ -902,15 +902,23 @@ radv-fossils:
     - .fossilize-test
     - .test-radv
   script:
-    # Polaris10
+    # Pitcairn (GFX6)
+    - export RADV_FORCE_FAMILY="pitcairn"
+    - ./install/fossilize-runner.sh
+    - RADV_PERFTEST=aco ./install/fossilize-runner.sh
+    # Bonaire (GFX7)
+    - export RADV_FORCE_FAMILY="bonaire"
+    - ./install/fossilize-runner.sh
+    - RADV_PERFTEST=aco ./install/fossilize-runner.sh
+    # Polaris10 (GFX8)
     - export RADV_FORCE_FAMILY="polaris10"
     - ./install/fossilize-runner.sh
     - RADV_PERFTEST=aco ./install/fossilize-runner.sh
-    # Vega10
+    # Vega10 (GFX9)
     - export RADV_FORCE_FAMILY="gfx900"
     - ./install/fossilize-runner.sh
     - RADV_PERFTEST=aco ./install/fossilize-runner.sh
-    # Navi10
+    # Navi10 (GFX10)
     - export RADV_FORCE_FAMILY="gfx1010"
     - ./install/fossilize-runner.sh
     - RADV_PERFTEST=aco ./install/fossilize-runner.sh