Use spotless stylecheck in sql project

[penghuo]

1. Use spotless stylecheck. Spotless checkstyle plugin has the spotlessApply task which could automatically format code.
2. Use google code format.

[penghuo]

because enforce stylecheck will change too many files, we should find proper time to apply this change. example change. penghuo@404265a

[MitchellGale]

Spotless does not format well on antlr files. #2017 adds some of the spotless antlr changes that make improvements for the project, but leaves some changes out.