update dependencies and bump version to 0.1.7+45

- Bump version to `0.1.7+45` and update SDK constraint to `>=3.8.0 <4.0.0`.
- Update numerous dependencies

pubspec.yaml

@@ -1,36 +1,14 @@
 name: marianum_mobile
 description: Mobile client for Webuntis and Nextcloud with Talk integration
 
-# The following line prevents the package from being accidentally published to
-# pub.dev using `flutter pub publish`. This is preferred for private packages.
-publish_to: 'none' # Remove this line if you wish to publish to pub.dev
-
-# The following defines the version and build number for your application.
-# A version number is three numbers separated by dots, like 1.2.43
-# followed by an optional build number separated by a +.
-# Both the version and the builder number may be overridden in flutter
-# build by specifying --build-name and --build-number, respectively.
-# In Android, build-name is used as versionName while build-number used as versionCode.
-# Read more about Android versioning at https://developer.android.com/studio/publish/versioning
-# In iOS, build-name is used as CFBundleShortVersionString while build-number is used as CFBundleVersion.
-# Read more about iOS versioning at
-# https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-# In Windows, build-name is used as the major, minor, and patch parts
-# of the product and file versions while build-number is used as the build suffix.
-version: 0.1.6+44
+publish_to: 'none'
 
+version: 0.1.7+45
 environment:
-  sdk: '>3.0.0'
-
-# Dependencies specify other packages that your package needs in order to work.
-# To automatically upgrade your package dependencies to the latest versions
-# consider running `flutter pub upgrade --major-versions`. Alternatively,
-# dependencies can be manually updated by changing the version numbers below to
-# the latest version available on pub.dev. To see which dependencies have newer
-# versions available, run `flutter pub outdated`.
+  sdk: ">=3.8.0 <4.0.0"
 
 dependency_overrides:
-  intl: any
+  intl: 0.20.2
 
 dependencies:
   flutter:
@@ -46,6 +24,7 @@ dependencies:
   bottom_sheet: ^4.0.4
   bubble: ^1.2.1
   cached_network_image: ^3.4.1
+  collection: ^1.19.0
   connectivity_plus: ^6.1.2
   crypto: ^3.0.6
   cupertino_icons: ^1.0.8
@@ -64,11 +43,9 @@ dependencies:
       url: https://github.com/Harsh223/flowder.git
   flutter_app_badge: ^2.0.2
   flutter_bloc: ^9.0.0
-  flutter_launcher_icons: ^0.14.3
   flutter_linkify: ^6.0.0
   flutter_local_notifications: ^19.4.1
   flutter_login: ^5.0.0
-  flutter_native_splash: ^2.4.4
   flutter_split_view: ^0.1.2
   freezed_annotation: ^3.1.0
   http: ^1.3.0
@@ -84,6 +61,7 @@ dependencies:
       path: packages/nextcloud
       ref: 3683491a94670393e46cbc83ad85b994f7df7481
       url: https://github.com/provokateurin/nextcloud-neon
+  open_filex: ^4.7.0
   package_info_plus: ^8.1.3
   path_provider: ^2.1.5
   persistent_bottom_nav_bar_v2: ^6.1.0
@@ -100,39 +78,19 @@ dependencies:
   time_range_picker: ^2.3.0
   url_launcher: ^6.3.1
   uuid: ^4.5.1
-  open_filex: ^4.7.0
-  collection: ^1.19.0
 
 dev_dependencies:
-  flutter_test:
-    sdk: flutter
-  json_serializable: any
-  build_runner: any
+  flutter_launcher_icons: ^0.14.3
+  flutter_native_splash: ^2.4.4
 
-  # The "flutter_lints" package below contains a set of recommended lints to
-  # encourage good coding practices. The lint set provided by the package is
-  # activated in the `analysis_options.yaml` file located at the root of your
-  # package. See that file for information about deactivating specific lint
-  # rules and activating additional ones.
-  flutter_lints: any
-  freezed: any
+  build_runner: ^2.10.5
+  freezed: ^3.2.4
+  json_serializable: ^6.11.4
 
-# For information on the generic Dart part of this file, see the
-# following page: https://dart.dev/tools/pub/pubspec
+  flutter_lints: ^6.0.0
 
-# The following section is specific to Flutter packages.
 flutter:
-
-  # The following line ensures that the Material Icons font is
-  # included with your application, so that you can use the icons in
-  # the material Icons class.
   uses-material-design: true
-
-  # To add assets to your application, add an assets section, like this:
-  # assets:
-  #   - images/a_dot_burr.jpeg
-  #   - images/a_dot_ham.jpeg
-
   assets:
     - assets/ca/
     - assets/background/