Add I06 stages

[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 99.09%. Comparing base (1bf067c) to head (7a9389f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2017   +/-   ##
=======================================
  Coverage   99.09%   99.09%           
=======================================
  Files         319      323    +4     
  Lines       12426    12484   +58     
=======================================
+ Hits        12313    12371   +58     
  Misses        113      113           

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