Disable flaky test (#239)

Author: mawad-amd

.github/workflows/iris-performance-regression-test.yml

@@ -46,10 +46,11 @@ jobs:
       matrix:
         # Performance baselines measured on AMD Instinct MI325X (8 GPUs)
         include:
-          - example_name: "GEMM All-Scatter WG Specialization"
-            example_path: "10_gemm_all_scatter_wg_specialization"
-            tflops_threshold: 1600  # Actual: ~2182 TFLOPs
-            benchmark_args: "-m 16384 -n 16384 -k 16384 --BLK_M 128 --BLK_N 128 --BLK_K 64 --gsize_m 6 --gemm_sms 256"
+          # Disabled https://github.com/ROCm/iris/issues/238
+          #- example_name: "GEMM All-Scatter WG Specialization"
+          #  example_path: "10_gemm_all_scatter_wg_specialization"
+          #  tflops_threshold: 1600  # Actual: ~2182 TFLOPs
+          #  benchmark_args: "-m 16384 -n 16384 -k 16384 --BLK_M 128 --BLK_N 128 --BLK_K 64 --gsize_m 6 --gemm_sms 256"
 
           - example_name: "GEMM All-Scatter"
             example_path: "07_gemm_all_scatter"