Use simpler highlighting textmate syntax
Changes from:
https://github-lightshow.herokuapp.com/?utf8=%E2%9C%93&scope=from-url&grammar_format=auto&grammar_url=https%3A%2F%2Fraw.githubusercontent.com%2Fjpienaar%2Fmlir-grammar%2Fmaster%2Fgrammars%2Fmlir.json&grammar_text=&code_source=from-url&code_url=https%3A%2F%2Fraw.githubusercontent.com%2Fjpienaar%2Fmlir-grammar%2Fmaster%2Fsample.mlir&code=
To:
https://github-lightshow.herokuapp.com/?utf8=%E2%9C%93&scope=from-url&grammar_format=auto&grammar_url=https%3A%2F%2Fraw.githubusercontent.com%2Fjpienaar%2Fmlir-grammar%2Fsimpler%2Fgrammars%2Fmlir.json&grammar_text=&code_source=from-url&code_url=https%3A%2F%2Fraw.githubusercontent.com%2Fjpienaar%2Fmlir-grammar%2Fmaster%2Fsample.mlir&code=
Which I think is an improvement.
PiperOrigin-RevId:
280674770