add temperature controller

[Relm-Arrowny]

Fixes #ISSUE

Instructions to reviewer on how to test:

1. Do thing x
2. Confirm thing y happens

Checks for reviewer

• Would the PR title make sense to a scientist on a set of release notes
• If a new device has been added does it follow the standards
• If changing the API for a pre-existing device, ensure that any beamlines using this device have updated their Bluesky plans accordingly
• Have the connection tests for the relevant beamline(s) been run via dodal connect ${BEAMLINE}

[codecov]

Codecov Report

❌ Patch coverage is 97.59036% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 99.14%. Comparing base (0e7c63f) to head (7a54be3).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
.../i10_1/high_field_magnet/temperature_controller.py	97.26%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2121      +/-   ##
==========================================
- Coverage   99.15%   99.14%   -0.01%     
==========================================
  Files         352      354       +2     
  Lines       13725    13876     +151     
==========================================
+ Hits        13609    13758     +149     
- Misses        116      118       +2     

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