⬆️ Upgrade dependency flutter to v3.44.3

[renovate]

This PR contains the following updates:

Package	Update	Change	Pending
flutter (source)	patch	3.44.2 → 3.44.3	3.44.4

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Release Notes

flutter/flutter (flutter)

v3.44.3

Compare Source

• flutter/186738 Demote flavor/platform asset skipping messages from warning to trace level to reduce build log noise.
• flutter/186899 On Android, destroying a texture before the GLES fence that it holds was used may cause a crash.
• flutter/186953 When building concurrently with SwiftPM on macOS/iOS, concurrent directory/file/symlink creation may cause a crash.
• flutter/183179 Fixes an issue that can cause crashes when rendering animated PNG images.

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