Use DeviceMap for TemperatureSensor

[oliwenmandiamond]

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

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.17%. Comparing base (b6c9f7b) to head (48be28f).
⚠️ Report is 1 commits behind head on 2113-i10-1-high-field-magnetic-controllers.

Additional details and impacted files

@@                              Coverage Diff                               @@
##           2113-i10-1-high-field-magnetic-controllers    #2140      +/-   ##
==============================================================================
+ Coverage                                       99.10%   99.17%   +0.07%     
==============================================================================
  Files                                             357      357              
  Lines                                           14026    14011      -15     
==============================================================================
- Hits                                            13900    13895       -5     
+ Misses                                            126      116      -10     

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