Fix tests after api changes in hyperspy

[ericpre]

Fixes for hyperspy/hyperspy#3258 and hyperspy/hyperspy#3253.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (7be640b) 91.75% compared to head (77f9a38) 91.75%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #12   +/-   ##
=======================================
  Coverage   91.75%   91.75%           
=======================================
  Files          69       69           
  Lines        7279     7279           
=======================================
  Hits         6679     6679           
  Misses        600      600           

Files	Coverage Δ
exspy/test/models/test_edsmodel.py	100.00% <100.00%> (ø)
exspy/test/models/test_linear_model.py	100.00% <100.00%> (ø)

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