* feat(jsx/precompile): Normalization and stringification of attribute values as `renderToString`
* fix(jsx/precompile): boolean attributes are processed by compiler
* test: fix test data for jsx (precompile and react-jsx)
* fix(jsx/precompile): remove unnecessary import statement
* refactor(jsx/precompile): Normalization of keys from JSX to HTML is done by runtime, not by hono