feat(rules): new rule `script-element`

...es/__tests__/__snapshots__/script-element.md.spec.ts.snap

docs/rules/__tests__/script-element.md.spec.ts

docs/rules/script-element.md

elements/__snapshots__/html5.spec.ts.snap

src/config/recommended.ts

src/engine/engine.spec.ts

src/rules/__snapshots__/script-element.spec.ts.snap

src/rules/script-element.spec.ts

src/rules/script-element.ts