Merge branch 'bugfix/wps_finish_bug' into 'master'

fix(esp_wifi): Fix bug where wps_finish is called recursively

Closes WIFIBUG-1520 and WIFIBUG-1675

See merge request espressif/esp-idf!45287

components/wpa_supplicant/esp_supplicant/src/esp_wps.c

@@ -681,6 +681,10 @@ static int wps_finish(void)
     }
 
     if (sm->wps->state == WPS_FINISHED) {
+        if (sm->state == WPA_FINISH_PROCESS) {
+            return ESP_OK;
+        }
+        sm->state = WPA_FINISH_PROCESS;
         bool connect = (sm->ap_cred_cnt == 1);
 
 #ifdef CONFIG_WPS_RECONNECT_ON_FAIL

components/wpa_supplicant/esp_supplicant/src/esp_wps_i.h

@@ -31,6 +31,7 @@ typedef struct {
 enum wps_sm_state {
     WAIT_START,
     WPA_MESG,
+    WPA_FINISH_PROCESS,
     WPA_FAIL
 };
 #endif /* ESP_SUPPLICANT */