fix: corregir lang y file_path en frontmatter de funciones existentes

Normaliza lang: typescript → ts en funciones frontend y corrige file_path de functions/infra/ → functions/browser/ en funciones CDP. Actualiza referencias cn_typescript_core → cn_ts_core.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/functions/ui/apply_theme.md

@@ -1,7 +1,7 @@
 ---
 name: apply_theme
 kind: function
-lang: typescript
+lang: ts
 domain: ui
 version: "1.0.0"
 purity: impure
@@ -9,7 +9,7 @@ signature: "applyTheme(theme: Theme): void"
 description: "Inyecta un tema como CSS variables en document.documentElement. Maneja clase dark automáticamente. Mapea 40 tokens semánticos."
 tags: [theme, css-variables, apply, runtime, ui]
 uses_functions: []
-uses_types: [ThemeConfig_typescript_ui]
+uses_types: [ThemeConfig_ts_ui]
 returns: []
 returns_optional: false
 error_type: "error_go_core"