[Pallas/Mosaic GPU] Explicitly disable ops_test on Mosaic GPU pre-Hopper.

PiperOrigin-RevId: 735744473

Author: bchetioui

tests/pallas/ops_test.py

@@ -283,6 +283,9 @@ def setUp(self):
       if (jtu.test_device_matches(["cuda"]) and
           not jtu.is_cuda_compute_capability_at_least("8.0")):
         self.skipTest("Only works on GPUs with capability >= sm80")
+      if (jtu.test_device_matches(["cuda"]) and use_mosaic_gpu and
+          not jtu.is_cuda_compute_capability_at_least("9.0")):
+        self.skipTest("Mosaic GPU requires capability >= sm90")
 
     super().setUp()