make PhoneBaseMethod.get_devices retrieve all phone devices of the user

[jpaniagualaconich]

Fixes #659

Description

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [x] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have added tests to cover my changes.
• [x] All new and existing tests passed.

[codecov[bot]]

Codecov Report

Merging #660 (8db3d58) into master (d6d8b63) will increase coverage by 0.03%. Report is 3 commits behind head on master. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #660      +/-   ##
==========================================
+ Coverage   95.44%   95.47%   +0.03%     
==========================================
  Files          76       77       +1     
  Lines        3293     3317      +24     
  Branches      377      375       -2     
==========================================
+ Hits         3143     3167      +24     
  Misses        119      119              
  Partials       31       31              

Files Changed	Coverage Δ
two_factor/plugins/phonenumber/method.py	100.00% <100.00%> (ø)
...wo_factor/plugins/phonenumber/tests/test_method.py	100.00% <100.00%> (ø)

... and 1 file with indirect coverage changes

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[claudep]

Now you know what my next comment will be :smile:, test, test, test...

[jpaniagualaconich]

@claudep added two_factor/plugins/phonenumber/tests/test_method.py

[claudep]

Minus, the pre-commit failures, but I'm sure they'll get fixed soon!

[jpaniagualaconich]

@claudep they are fixed now