Revert "Replace use of deprecated dodal plan writing utils"

[DiamondJoseph]

Reverts #99

[codecov]

Codecov Report

Attention: Patch coverage is 90.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 60.00%. Comparing base (9ab2fcd) to head (0317c0e).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/i22_bluesky/panda/fly_scanning.py	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #103   +/-   ##
=======================================
  Coverage   60.00%   60.00%           
=======================================
  Files          10       10           
  Lines         225      225           
=======================================
  Hits          135      135           
  Misses         90       90           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.