chore: 同步发布版本 1.6.3

[GcsSloop]

变更

• 同步 frontend、desktop、Tauri、Cargo 版本元数据到 1.6.3

验证

• bash scripts/test/desktop_updater_config_test.sh
• bash scripts/test/go_test_with_retry_test.sh
• bash scripts/test/release_no_apple_signing_test.sh
• bash scripts/test/release_updater_signing_key_test.sh
• bash scripts/test/release_version_helpers_test.sh
• bash scripts/test/sync_release_metadata_test.sh
• bash scripts/test/collect_release_assets_test.sh
• bash scripts/test/release_updater_manifest_test.sh
• bash scripts/test/package_local_release_test.sh
• bash scripts/test/release_msvc_spub_test.sh
• bash scripts/test/build_ai_gate_msvc_test.sh
• cargo metadata --manifest-path desktop/src-tauri/Cargo.toml --locked --format-version 1