[SYCL][E2E][Joint Matrix] Make 2 SG32 tests UNSUPPORTED on Arc (#15436)

These 2 tests should not be run on DG2, since SG32 is not currently
supported there for Joint Matrix. They started to run because we now use
aspect to define which tests to run. Hence, adding UNSUPPORTED tag.

Author: YuriPlyakhin

sycl/test-e2e/Matrix/SG32/joint_matrix_bfloat16_packedB.cpp

@@ -8,6 +8,9 @@
 // REQUIRES: aspect-ext_intel_matrix
 // REQUIRES-INTEL-DRIVER: lin: 27501, win: 101.4943
 
+// SG size = 32 is not currently supported for SYCL Joint Matrix by IGC on DG2
+// UNSUPPORTED: gpu-intel-dg2
+
 // RUN: %{build} -o %t.out
 // RUN: %{run} %t.out
 

sycl/test-e2e/Matrix/SPVCooperativeMatrix/SG32/joint_matrix_bfloat16_packedB.cpp

@@ -8,6 +8,9 @@
 // REQUIRES: aspect-ext_intel_matrix
 // REQUIRES-INTEL-DRIVER: lin: 27501, win: 101.4943
 
+// SG size = 32 is not currently supported for SYCL Joint Matrix by IGC on DG2
+// UNSUPPORTED: gpu-intel-dg2
+
 // RUN: %{build} -D__SPIRV_USE_COOPERATIVE_MATRIX -o %t.out
 // RUN: %{run} %t.out