add the missing DLLS for HIP 7

Signed-off-by: Chih-Chen Kao <chihchen.kao@amd.com>

Author: KaoCC

contrib/hipew/src/hipew.cpp

@@ -620,10 +620,12 @@ void hipewInit( int* resultDriver, int* resultRtc, uint32_t flags, const char**
 #ifdef _WIN32
   // Expected in C:/Windows/System32 or similar, no path needed.
   const char* hip_paths[] = {
+      "amdhip64_7.dll",
       "amdhip64_6.dll", 
       "amdhip64.dll",   // <- hip '5.x' DLL.
       NULL };
   const char* hiprtc_paths[] = {
+      "hiprtc0700.dll",
       "hiprtc0605.dll",
       "hiprtc0604.dll",
       "hiprtc0603.dll",