fix: Use UNKNOWN directly in the Format string.

Author: DRSDavidSoft

src/MPCTestAPI/MPCTestAPIDlg.cpp

@@ -30,8 +30,8 @@
 LPCTSTR GetMPCCommandName(MPCAPI_COMMAND nCmd)
 {
     switch (nCmd) {
-        case CMD_CONNECT:
-            return _T("CMD_CONNECT");
+        //case CMD_CONNECT:
+        //    return _T("CMD_CONNECT");
         case CMD_DISCONNECT:
             return _T("CMD_DISCONNECT");
         case CMD_STATE:
@@ -58,8 +58,7 @@ LPCTSTR GetMPCCommandName(MPCAPI_COMMAND nCmd)
             // Missing a COMMAND from MpcApi.h file
             static CString strResult;
             LPCTSTR pszName = nullptr;
-            pszName = _T("UNKNOWN");
-            strResult.Format(_T("%s (0x%08X)"), pszName, (unsigned int)nCmd);
+            strResult.Format(_T("%s (0x%08X)"), _T("UNKNOWN"), (unsigned int)nCmd);
             return strResult;
     }
 }