[Hardware][AMD][CI] Move Metrics, Tracing (2 GPUs) & make optional (#46686)

Signed-off-by: Matthew Wong <[email protected]>

.buildkite/test-amd.yaml

@@ -2240,7 +2240,7 @@ steps:
   - pytest -v -s tests/distributed/test_packed_tensor.py
 
 - label: Metrics, Tracing (2 GPUs) # TBD
-  timeout_in_minutes: 180
+  timeout_in_minutes: 20
   mirror_hardwares: [amdexperimental, amdproduction, amdgfx942nightly, amdmi300]
   agent_pool: mi300_2
   optional: true

.buildkite/test_areas/misc.yaml

@@ -252,9 +252,10 @@ steps:
   - pytest -v -s v1/tracing
   mirror:
     amd:
-      device: mi300_2
+      device: mi325_2
       depends_on:
       - image-build-amd
+      optional: true
 
 - label: Python-only Installation
   key: python-only-installation