Update MX beamlines to use new device factory - Part 1

[rtuck99]

This addresses

• Update MX beamlines to use new device factory dodal#846

See also dodal PR

• Update MX beamlines to use new device factory - part 1 dodal#975

Additionally, this PR also adds unit test duration summary to the end of pytest, this was done because it seems that tests are taking longer, see related issue that is not addressed here

• Dodal unit tests attempt to connect to real devices, setup_context() unexpected behaviour dodal#973

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.97%. Comparing base (967bc4e) to head (a16bb7f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #735   +/-   ##
=======================================
  Coverage   86.97%   86.97%           
=======================================
  Files         101      101           
  Lines        6931     6933    +2     
=======================================
+ Hits         6028     6030    +2     
  Misses        903      903           

Components	Coverage Δ
i24 SSX	72.69% <ø> (ø)
hyperion	96.53% <100.00%> (+<0.01%)	⬆️
other	96.58% <ø> (ø)

[rtuck99]

Need to update beamline for

• Add dodal device for i03 beamstop dodal#970