Bump flutter_secure_storage from 9.0.0 to 9.2.1

[dependabot]

Bumps flutter_secure_storage from 9.0.0 to 9.2.1.

Release notes

Sourced from flutter_secure_storage's releases.

v9.2.1

• Fix async race condition bug in storage operations.
• [macOS] Return nil on macOS if key is not found.

v9.2.0

New Features:

• [iOS, macOS] Reintroduced isProtectedDataAvailable.
• Listener functionality via FlutterSecureStorage().registerListener()

Bugs Fixed:

• [iOS] Return nil on iOS read if key is not found
• [macOS] Also set kSecUseDataProtectionKeychain on read for macos.

v9.1.0

New Features:

• [iOS, macOS] Added isProtectedDataAvailable, A boolean value that indicates whether content protection is active.

Improvements:

• [iOS, macOS] Use accessibility option for all operations
• [iOS, macOS] Added privacy manifest
• [iOS] Fixes error when no item exists
• [Linux] Fixed search with schemas fails in cold keyrings
• [Linux] Fixed erase called on null
• [Android] Fixed native Android stacktraces in PlatformExceptions
• [Android] Fixed exception when reading data after boot

Commits

• eaccd9f release of v9.2.1
• 7ecfd54 release of v3.1.1
• c1776a0 Merge pull request #718 from mogol/macos-return-nil
• 76299dd imp: bring macOS inline with iOS implementation
• ee22926 imp: return nil on macOS read if key is not found
• f48f43d Merge pull request #717 from mtbo-org/develop
• 7f9729f Update pubspec.yaml
• 3986b42 Fix async race condition bug in storage operations
• 3487bc7 release of v9.2.0
• a9db917 release of v9.2.0
• Additional commits viewable in compare view

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[dependabot]

Superseded by #106.