fixing some big bugs

application.fam

@@ -11,6 +11,6 @@ App(
     fap_icon="dist_sensor10px.png",
     fap_category="GPIO",
     fap_author="@xMasterX (first implementation by @Sanqui)",
-    fap_version="1.0",
+    fap_version="1.1",
     fap_description="HC-SR(04) Distance sensor reader",
 )

hc_sr04.c

@@ -238,8 +238,8 @@ int32_t hc_sr04_app() {
             }
         }
 
-        view_port_update(view_port);
         furi_mutex_release(plugin_state->mutex);
+        view_port_update(view_port);
     }
 
     if(furi_hal_power_is_otg_enabled()) {