SWDEV-368881 - Revert enable hipLaunchCooperativeKernel for hipRTC compiled function

This reverts commit b4d8586a11.

Reason for revert: Doesn't match with CUDA behavior

Change-Id: I413f3d241f864c1e7c21681c5fff8f216ef54306

hipamd/src/hip_platform.hpp

@@ -47,8 +47,6 @@ class PlatformState {
   hipError_t unloadModule(hipModule_t hmod);
 
   hipError_t getDynFunc(hipFunction_t* hfunc, hipModule_t hmod, const char* func_name);
-  // Verify whether the dynamic function is present or not
-  bool isValidDynFunc(const hipFunction_t& hfunc);
   hipError_t getDynGlobalVar(const char* hostVar, hipModule_t hmod, hipDeviceptr_t* dev_ptr,
                              size_t* size_ptr);
   hipError_t getDynTexRef(const char* hostVar, hipModule_t hmod, textureReference** texRef);