Reset config params in deinit

Only nRF70 is deinitialized then the config is no longer relevant.

Signed-off-by: Chaitanya Tata <Chaitanya.Tata@nordicsemi.no>

Author: krish2718

samples/radio_test_bm/src/nrf_wifi_radio_test_shell.c

@@ -236,6 +236,9 @@ static int nrf_wifi_deinit(size_t argc, const char *argv[])
     return ret;
   }
 
+  memset(&ctx->conf_params, 0, sizeof(ctx->conf_params));
+  ctx->rf_test_run = false;
+
   printf("Deinitialized WiFi module\n");
 
   return 0;