wifi_prov_mgr: Fix comments

examples/provisioning/wifi_prov_mgr/main/app_main.c

@@ -336,12 +336,9 @@ void app_main(void)
          *      - NULL if not used
          */
         const char *pop = "abcd1234";
-        /* If the pop is allocated dynamically, then it should be valid till the provisioning process is running.
-         * it can be only freed when the WIFI_PROV_END event is triggered */
 
         /* This is the structure for passing security parameters
          * for the protocomm security 1.
-         * This does not need not be static i.e. could be dynamically allocated
          */
         wifi_prov_security1_params_t *sec_params = pop;
 
@@ -366,7 +363,8 @@ void app_main(void)
 #endif
         /* This is the structure for passing security parameters
          * for the protocomm security 2.
-         * This does not need not be static i.e. could be dynamically allocated
+         * If dynamically allocated, sec2_params pointer and its content
+         * must be valid till WIFI_PROV_END event is triggered.
          */
         wifi_prov_security2_params_t sec2_params = {};