⬆️ Upgrade dependency flutter to v3.47.2

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
flutter (source)		patch	3.47.1 → 3.47.2
flutter (source)	tools	patch	3.47.1 → 3.47.2

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Release Notes

flutter/flutter (flutter)

v3.47.2

Compare Source

• flutter/191179 When WebSocket upgrade fails during DDS startup on web, handle the DartDevelopmentServiceException gracefully instead of crashing.
• flutter/190518 Fix memory leak caused by processing touch events on Linux.
• flutter/188265 iOS or macOS builds may fail when Swift Package Manager is enabled.
• flutter/190846 When building an existing native iOS app that's integrated with Flutter using SwiftPM on Xcode 27, it may fail to build Flutter's Swift packages.
• flutter/187925 On Linux, fix header elements not being announced by screen reader.
• flutter/190774 When using external textures on Windows, a crash could occur when the engine paints them.
• flutter/191177 The Flutter tool crashes if a configured custom device ping times out.
• flutter/190987 Updates libpng to fix security vulnerability.
• flutter/191060 When analysis_options.yaml contains flow-style exclude: sequences, AnalysisOptionsMigration converts the node to block style before appending to avoid YamlEditor assertion crashes.
• flutter/191131 Only exclude platform directories that actually exist from analysis, so web/** sources in Dart web packages are no longer silently dropped.
• flutter/191198 On Windows, truncate lastCompiled timestamp to whole seconds in ProjectFileInvalidator so rapid consecutive file modifications within the same second are not silently ignored by hot reload.
• flutter/152236 On desktop platforms, forward --build-name and --build-number flags to the desktop build pipeline so generated version.json reflects command-line build version parameters.
• flutter/191205 Prevent StateError: Bad state: Future already completed in Symbolizer during stack symbolization.
• flutter/191178 Handle HttpException during VM service connection retries and ensure typed exceptions are passed to error completers.

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

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The artifact failure details are included below:

File name: test_app/pubspec.lock

Command failed: flutter pub get --no-precompile
The current Dart SDK version is 3.13.2.

Because test_app requires SDK version 3.13.1, version solving failed.
Failed to update packages.

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📦 Build Artifacts

• test_app_test-89-merge_3a4edec_symbols
• test_app_test-89-merge_3a4edec.aab
• test_app_test-89-merge_3a4edec_x86_64.apk
• test_app_test-89-merge_3a4edec_armeabi-v7a.apk
• test_app_test-89-merge_3a4edec_arm64-v8a.apk