set PSK at the beginning

src/internal.c

@@ -1873,6 +1873,14 @@ int InitSSL_Ctx(WOLFSSL_CTX* ctx, WOLFSSL_METHOD* method, void* heap)
     ctx->noPskDheKe = 1;
 #endif
 
+#if defined(WOLFSSL_QT)
+    /* Qt retrieves supported cipher list at initialization 
+     * from get_cipher_compat().
+     * Qt doesn't not allow to use a cipher if it is not in the supported list.
+     * Therefore, we need to enable PSK cipher at the beginning.
+     */
+    ctx->havePSK = 1;
+#endif
     ctx->heap = heap; /* wolfSSL_CTX_load_static_memory sets */
 
 #ifdef HAVE_WOLF_EVENT