[MRG] Add recording entity to get_entity_vals

[sappelhoff]

PR Description

• closes get_entity_vals() does not support the 'recording' entity #1172

Merge checklist

Maintainer, please confirm the following before merging.
If applicable:

• All comments are resolved
• This is not your own PR
• All CIs are happy
• PR title starts with [MRG]
• whats_new.rst is updated
• New contributors have been added to CITATION.cff
• PR description includes phrase "closes <#issue-number>"

[codecov]

Codecov Report

Merging #1182 (b69c14d) into main (80add0f) will decrease coverage by 0.02%.
The diff coverage is 80.00%.

@@            Coverage Diff             @@
##             main    #1182      +/-   ##
==========================================
- Coverage   97.63%   97.62%   -0.02%     
==========================================
  Files          40       40              
  Lines        8661     8664       +3     
==========================================
+ Hits         8456     8458       +2     
- Misses        205      206       +1     

Files	Coverage Δ
mne_bids/path.py	97.27% <80.00%> (-0.11%)	⬇️

[moritz-gerster]

Nice, thank you for solving my issue @sappelhoff! :)

[sappelhoff]

Nice, thank you for solving my issue @sappelhoff! :)

took some time yesterday morning before the presentations ;-)