Add list of contributors to homepage

[daanboer]

Adds a table of data contributors to the homepage. This table lists the contributor name, contact information, the number of converted sets, a link to the LXCat 2 equivalent, and upon row expansion the description, and how to reference the database.

Resolves #1364

[codecov]

Codecov Report

Attention: Patch coverage is 20.83333% with 19 lines in your changes missing coverage. Please review.

Project coverage is 80.60%. Comparing base (ba0e6a6) to head (9f6130e).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
packages/database/src/css/loaders.ts	9.09%	10 Missing ⚠️
packages/database/src/auth/queries.ts	0.00%	5 Missing ⚠️
app/src/app/contributor-table.tsx	42.85%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1365      +/-   ##
==========================================
- Coverage   80.83%   80.60%   -0.24%     
==========================================
  Files         234      235       +1     
  Lines        6229     6253      +24     
  Branches     1077     1077              
==========================================
+ Hits         5035     5040       +5     
- Misses       1151     1170      +19     
  Partials       43       43              

Flag	Coverage Δ
app	57.35% <42.85%> (-0.11%)	⬇️
converter	65.31% <ø> (ø)
database	83.12% <11.76%> (-0.38%)	⬇️
schema	92.43% <ø> (ø)

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