Fix Native HTML and SVG in XML Views/Fragments

Fix native HTML and SVG usage in XML views/fragments that UI5 linter reports but cannot auto-fix. Use this skill when linter outputs: - `no-deprecated-api` with message "Usage of native HTML in XML Views/Fragments is deprecated" - `no-deprecated-api` with message "Deprecated use of SVG in XML View or Fragment" Trigger on: HTML elements in XML views (html:div, html:span, html:a), SVG elements in XML views, xmlns:html namespace usage. Provides guidance on replacing native HTML with UI5 controls and SVG with UI5 icons or custom controls.