[SDK] Add gfx950 targets for tests and samples (#399)

* add gfx950 targets.

* add gfx950 targets to ci workflows.

* Format.

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Co-authored-by: Venkateshwar Reddy Kandula <vkandula@amd.com>
Co-authored-by: Vaddireddy, Sushma <Sushma.Vaddireddy@amd.com>

tests/common/CMakeLists.txt

@@ -18,6 +18,7 @@ set(DEFAULT_GPU_TARGETS
     "gfx908"
     "gfx90a"
     "gfx942"
+    "gfx950"
     "gfx1030"
     "gfx1010"
     "gfx1100"