Update flutter to 3.3.4

.fvm/fvm_config.json

@@ -1,4 +1,4 @@
 {
-  "flutterSdkVersion": "3.3.3@stable",
+  "flutterSdkVersion": "3.3.4@stable",
   "flavors": {}
 }

.github/workflows/fdroid-nightly.yaml

@@ -16,7 +16,7 @@ jobs:
 
       - uses: subosito/flutter-action@v2
         with:
-          flutter-version: '3.3.3'
+          flutter-version: '3.3.4'
           channel: 'stable'
           cache: true
       - name: Set up JDK 11

packages/file_icons/pubspec.yaml

@@ -3,7 +3,7 @@ version: 1.0.0
 
 environment:
   sdk: '>=2.18.0 <3.0.0'
-  flutter: '>=3.3.3'
+  flutter: '>=3.3.4'
 
 dependencies:
   flutter:

packages/neon/pubspec.lock

@@ -1382,4 +1382,4 @@ packages:
     version: "3.1.1"
 sdks:
   dart: ">=2.18.0 <3.0.0"
-  flutter: ">=3.3.3"
+  flutter: ">=3.3.4"

packages/neon/pubspec.yaml

@@ -4,7 +4,7 @@ publish_to: 'none'
 
 environment:
   sdk: '>=2.18.0 <3.0.0'
-  flutter: '>=3.3.3'
+  flutter: '>=3.3.4'
 
 dependencies:
   collection: ^1.16.0

packages/settings/pubspec.yaml

@@ -3,7 +3,7 @@ version: 1.0.0
 
 environment:
   sdk: '>=2.18.0 <3.0.0'
-  flutter: '>=3.3.3'
+  flutter: '>=3.3.4'
 
 dependencies:
   flutter: