Remove unneeded whitespace from json

[robertmaynard]

Description

While the JSON spec allows whitespace before or after any structural character, some json linters complain about it. So we remove the 'offending' whitespace.

Checklist

• I am familiar with the Contributing Guidelines.
• The documentation is up to date with these changes.

[KyleFromNVIDIA]

What program did you use to find these? I think we'd do well to add it as a pre-commit hook.

[robertmaynard]

What program did you use to find these? I think we'd do well to add it as a pre-commit hook.

Brought up as a style issue during #530 and I manually found this with grep.

@bdice Is looking at adding the pre-commit hook currently

[bdice]

@KyleFromNVIDIA I added a hook called pretty-format-json. It seems to do the job we want.

[robertmaynard]

/merge