GOATS-736: Remove OCS views, models, and tests.

[davner]

• Kept OCS client as require communicating with ODB still.

Jira Ticket: GOATS-736

Checklist

• Added or reviewed a release note in doc/changes.

[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 72.83%. Comparing base (c12566f) to head (366d90a).

Files with missing lines	Patch %	Lines
src/goats_tom/facilities/gemini.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #328      +/-   ##
==========================================
- Coverage   74.80%   72.83%   -1.98%     
==========================================
  Files         231      219      -12     
  Lines        7089     6604     -485     
  Branches      465      448      -17     
==========================================
- Hits         5303     4810     -493     
- Misses       1702     1717      +15     
+ Partials       84       77       -7     

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