change yaml

Signed-off-by: Judy Ng <[email protected]>

tests/integration-tests/configs/scaling_stress_test.yaml

@@ -2,13 +2,7 @@ test-suites:
   performance_tests:
     test_scaling.py::test_scaling_stress_test:
       dimensions:
-        - regions: [ "us-east-1" ]
-          instances: [ "c5.large" ]
-          oss: [ "alinux2" ]
-          schedulers: [ "slurm" ]
-    test_scaling.py::test_static_scaling_stress_test:
-      dimensions:
-        - regions: [ "us-east-1" ]
+        - regions: [ "use1-az2" ]
           instances: [ "c5.large" ]
           oss: [ "alinux2" ]
           schedulers: [ "slurm" ]