Upgrade visibility_detector pkg

ios/Podfile.lock

@@ -1,5 +1,5 @@
 PODS:
-  - background_fetch (1.1.0):
+  - background_fetch (1.1.1):
     - Flutter
   - connectivity (0.0.1):
     - Flutter
@@ -309,7 +309,7 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/wakelock/ios"
 
 SPEC CHECKSUMS:
-  background_fetch: 3795af8a49054dc526477cc2f60d2ed41de60587
+  background_fetch: ef7bc433c96131e4f284d8616d2e0d4e18fa6af4
   connectivity: c4130b2985d4ef6fd26f9702e886bd5260681467
   device_info: d7d233b645a32c40dfdc212de5cf646ca482f175
   Firebase: 800f16f07af493d98d017446a315c27af0552f41

pubspec.lock

@@ -42,7 +42,7 @@ packages:
       name: background_fetch
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.1.1"
   bip39:
     dependency: "direct main"
     description:
@@ -1373,7 +1373,7 @@ packages:
       name: visibility_detector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.2"
+    version: "0.3.3"
   wakelock:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -114,7 +114,7 @@ dependencies:
   video_player:
     path: thirdparty/plugins/packages/video_player/video_player
   video_thumbnail: ^0.4.3
-  visibility_detector: ^0.2.2
+  visibility_detector: ^0.3.3
   wakelock: ^0.6.1+2
   wallpaper_manager_flutter: ^0.0.2