Fix the function call errors for gp_Ax2() and size()

[yuan-xy]

Workplane(box).faces(">Z").size() return the number of objects currently on the stack, not the object size.
So, I replaced it with box.faces(">X").Area().

Also, I fixed the typo of gp_Ax2(Vector(-0.1, -1.0, -1.5) .

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.96%. Comparing base (fe53ca0) to head (33367e9).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1977   +/-   ##
=======================================
  Coverage   95.96%   95.96%           
=======================================
  Files          29       29           
  Lines        7857     7857           
  Branches     1174     1174           
=======================================
  Hits         7540     7540           
  Misses        183      183           
  Partials      134      134           

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