fix(config_list): Add JSON output

[salome-voltz]

What has been done

This MR contains two commits:

• [feat(config_list): Add JSON output] : Adds JSON output to command ggshield config list
• [fix(api-status): Update JSON output] : Updates JSON output for command ggshield api-status to include the instance which is checked. (This info is present in the text output).

Also, some stages name for pre-commit have been changed.

PR check list

• As much as possible, the changes include tests (unit and/or functional)
• If the changes affect the end user (new feature, behavior change, bug fix) then the PR has a changelog entry (see doc/dev/getting-started.md). If the changes do not affect the end user, then the skip-changelog label has been added to the PR.

[codecov]

Codecov Report

Attention: Patch coverage is 98.27586% with 1 line in your changes missing coverage. Please review.

Project coverage is 91.92%. Comparing base (77fa6a9) to head (def57dd).
Report is 20 commits behind head on main.

Files with missing lines	Patch %	Lines
ggshield/cmd/status.py	83.33%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #994   +/-   ##
=======================================
  Coverage   91.91%   91.92%           
=======================================
  Files         181      181           
  Lines        7593     7625   +32     
=======================================
+ Hits         6979     7009   +30     
- Misses        614      616    +2     

Flag	Coverage Δ
unittests	91.92% <98.27%> (+<0.01%)	⬆️

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[agateau-gg]

Looks good!