replace std::vector for kernarg

[ROCm/clr commit: 1fb9ab2d44]

projects/clr/hipamd/src/program_state.inl

@@ -743,4 +743,9 @@ public:
     }
 };  // class program_state_impl
 
+struct kernarg_impl {
+    std::vector<std::uint8_t> v;
+};
+
+
 };