Bump shared_preferences from 2.2.0 to 2.2.1

Bumps [shared_preferences](https://github.com/flutter/packages/tree/main/packages/shared_preferences) from 2.2.0 to 2.2.1.
- [Release notes](https://github.com/flutter/packages/releases)
- [Commits](https://github.com/flutter/packages/commits/shared_preferences-v2.2.1/packages/shared_preferences)

---
updated-dependencies:
- dependency-name: shared_preferences
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

pubspec.lock

@@ -505,10 +505,10 @@ packages:
     dependency: "direct main"
     description:
       name: shared_preferences
-      sha256: "0344316c947ffeb3a529eac929e1978fcd37c26be4e8468628bac399365a3ca1"
+      sha256: b7f41bad7e521d205998772545de63ff4e6c97714775902c199353f8bf1511ac
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0"
+    version: "2.2.1"
   shared_preferences_android:
     dependency: transitive
     description: