[Coverity] Fix some resource leaks

renderdoccmd/renderdoccmd_win32.cpp

@@ -311,6 +311,8 @@ int WINAPI wWinMain(_In_ HINSTANCE hInst,
 			MultiByteToWideChar(CP_UTF8, 0, originalpath.c_str(), -1, conv, int(originalpath.size()+1));
 
 			wide_path = conv;
+
+			delete[] conv;
 		}
 
 		// Wait for UI to exit
@@ -416,6 +418,8 @@ int WINAPI wWinMain(_In_ HINSTANCE hInst,
 			CloseHandle(pi.hThread);
 		}
 
+		delete[] paramsAlloc;
+
 		return 0;
 	}