build(deps): bump vue from 3.5.20 to 3.5.21 in /vue-example in the patch-dependencies group

[dependabot]

Bumps the patch-dependencies group in /vue-example with 1 update: vue.

Updates vue from 3.5.20 to 3.5.21

Release notes

Sourced from vue's releases.

v3.5.21

For stable releases, please refer to CHANGELOG.md for details. For pre-releases, please refer to CHANGELOG.md of the minor branch.

Changelog

Sourced from vue's changelog.

3.5.21 (2025-09-02)

Bug Fixes

• compiler-core: force dynamic slots when slot referencing scope vars (#9427) (99d54b2), closes #9380
• compiler-sfc: check lang before attempt to compile script (#13508) (55922ff), closes #8368
• compiler-sfc: support ${configDir} in paths for TypeScript 5.5+ (#13491) (8696e34), closes #13484
• compiler-sfc: support global augments with named exports (#13789) (35da3c6)
• custom-element: prevent defineCustomElement from mutating the options object (#13791) (e322436)
• hmr: prevent __VUE_HMR_RUNTIME__ from being overwritten by vue runtime in 3rd-party libraries (#13817) (1392734), closes vitejs/vite-plugin-vue#644
• hmr: prevent update unmounting component during HMR reload (#13815) (ef20b86), closes vitejs/vite-plugin-vue#599
• runtime-core: disable tracking block in h function (#8213) (8f6b505), closes #6913
• runtime-core: use separate emits caches for components and mixins (#11661) (15fc75f)
• Suspence: handle Suspense + KeepAlive HMR updating edge case (#13076) (5d75a17), closes #13075
• Teleport: hydrate disabled Teleport with undefined target (#11235) (00978f7), closes #11230
• templateRef: prevent unnecessary set ref on dynamic ref change or component unmount (#12642) (93ba107), closes #12639
• watch: use maximum depth for duplicates (#13434) (f2699a5)

Performance Improvements

• improve regexp performance with non-capturing groups (#13567) (1e8b65a)

Commits

• 4b6cb1f release: v3.5.21
• 5d75a17 fix(Suspence): handle Suspense + KeepAlive HMR updating edge case (#13076)
• 55922ff fix(compiler-sfc): check lang before attempt to compile script (#13508)
• 1e8b65a perf: improve regexp performance with non-capturing groups (#13567)
• f2699a5 fix(watch): use maximum depth for duplicates (#13434)
• 99d54b2 fix(compiler-core): force dynamic slots when slot referencing scope vars (#9427)
• 15fc75f fix(runtime-core): use separate emits caches for components and mixins (#11661)
• 4810f14 chore(types): compatible with TS 5.8 (#12973)
• 7171def refactor: remove canary release workflows (#13794)
• 26bce3d chore: update side effect annotations to use standardized format (#13839)
• Additional commits viewable in compare view

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