Fix tests that use flux and gaps

[shihab-dls]

A dodal PR that I opened was found to have broken mx-bluesky CI.
These are the changes to address the dodal changes.

[rtuck99]

Need to fix ispyb_dev_connection, test_load_centre_collect_full_plan system tests.

[rtuck99]

Also should fix test_plan_system - type-checking is complaining about it

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.97%. Comparing base (eac39cb) to head (f656778).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #752   +/-   ##
=======================================
  Coverage   86.97%   86.97%           
=======================================
  Files         101      101           
  Lines        6933     6933           
=======================================
  Hits         6030     6030           
  Misses        903      903           

Components	Coverage Δ
i24 SSX	72.69% <ø> (ø)
hyperion	96.53% <ø> (ø)
other	96.58% <ø> (ø)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.97%. Comparing base (eac39cb) to head (ffb7999).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #752   +/-   ##
=======================================
  Coverage   86.97%   86.97%           
=======================================
  Files         101      101           
  Lines        6933     6933           
=======================================
  Hits         6030     6030           
  Misses        903      903           

Components	Coverage Δ
i24 SSX	72.69% <ø> (ø)
hyperion	96.53% <ø> (ø)
other	96.58% <ø> (ø)

[shihab-dls]

Looks like CI is failing due to changes in dodal 981 now

[olliesilvester]

🚀

[DominicOram]

For posterity, this actually was caused by DiamondLightSource/dodal#985