Updated devcontainer.json permissions for using devcontainers in Codespaces/VS Code

[CarsonJM]

PR checklist

• This comment contains a description of changes (with reason)
• CHANGELOG.md is updated
• If you've fixed a bug or added code that should be tested, add tests!
• Documentation in docs is updated

[codecov]

Codecov Report

Merging #2422 (0338dfe) into dev (6483100) will decrease coverage by 0.39%.
Report is 3 commits behind head on dev.
The diff coverage is n/a.

@@            Coverage Diff             @@
##              dev    #2422      +/-   ##
==========================================
- Coverage   71.07%   70.69%   -0.39%     
==========================================
  Files          87       87              
  Lines        9431     9431              
==========================================
- Hits         6703     6667      -36     
- Misses       2728     2764      +36     

see 1 file with indirect coverage changes

[mirpedrol]

LGTM!