feat(formatter): handle JSON5 and JSON with Comments

[alexeagle]

Fixes #601

[aspect-workflows]

Test

All tests were cache hits

4 tests (100.0%) were fully cached saving 2s.

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Test

docs

All tests were cache hits

15 tests (100.0%) were fully cached saving 816ms.

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Test

example

7 test targets passed

Targets

//tools/format:format_test_JavaScript_with_prettier [k8-fastbuild]8s
//tools/format:format_test_Markdown_with_prettier [k8-fastbuild]1s
//tools/format:format_test_Protocol_Buffer_with_buf [k8-fastbuild]755ms
//tools/format:format_test_Python_with_ruff [k8-fastbuild]305ms
//tools/format:format_test_SQL_with_prettier [k8-fastbuild]915ms
//tools/format:format_test_Scala_with_scalafmt [k8-fastbuild]1s
//tools/format:format_test_Starlark_with_buildifier [k8-fastbuild]287ms

Total test execution time was 13s. 27 tests (79.4%) were fully cached saving 11s.

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Test (WORKSPACE) (Test)

example

7 test targets passed

Targets

//tools/format:format_test_JavaScript_with_prettier [k8-fastbuild]10s
//tools/format:format_test_Markdown_with_prettier [k8-fastbuild]1s
//tools/format:format_test_Protocol_Buffer_with_buf [k8-fastbuild]853ms
//tools/format:format_test_Python_with_ruff [k8-fastbuild]257ms
//tools/format:format_test_SQL_with_prettier [k8-fastbuild]1s
//tools/format:format_test_Scala_with_scalafmt [k8-fastbuild]3s
//tools/format:format_test_Starlark_with_buildifier [k8-fastbuild]293ms

Total test execution time was 17s. 11 tests (61.1%) were fully cached saving 8s.

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