aws_auth - use session_token

[briantist]

SUMMARY

Fixes #160

Also includes a basic unit test that would've caught this issue.

ISSUE TYPE

• Bugfix Pull Request

COMPONENT NAME

_auth_aws_iam_login

ADDITIONAL INFORMATION

N/A

[codecov[bot]]

Codecov Report

Merging #161 (4d3feb0) into main (1168870) will increase coverage by 1.26%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #161      +/-   ##
==========================================
+ Coverage   89.56%   90.83%   +1.26%     
==========================================
  Files          35       36       +1     
  Lines        1399     1440      +41     
  Branches      105      111       +6     
==========================================
+ Hits         1253     1308      +55     
+ Misses        135      120      -15     
- Partials       11       12       +1     

Flag	Coverage Δ
env_docker-default	90.83% <100.00%> (+1.26%)	:arrow_up:
integration	73.00% <0.00%> (-0.36%)	:arrow_down:
py2.6	35.13% <39.02%> (+0.13%)	:arrow_up:
py2.7	82.15% <85.36%> (+1.09%)	:arrow_up:
py3.10	89.93% <100.00%> (+1.29%)	:arrow_up:
py3.5	82.43% <85.36%> (+1.08%)	:arrow_up:
py3.6	82.43% <85.36%> (+1.08%)	:arrow_up:
py3.7	82.43% <85.36%> (+1.08%)	:arrow_up:
py3.8	89.93% <100.00%> (+1.29%)	:arrow_up:
py3.9	89.93% <100.00%> (+1.29%)	:arrow_up:
sanity	34.95% <0.00%> (-0.18%)	:arrow_down:
target_ansible-doc	100.00% <ø> (ø)
target_auth_approle	89.47% <ø> (ø)
target_auth_jwt	91.30% <ø> (ø)
target_auth_none	100.00% <ø> (ø)
target_auth_token	71.42% <ø> (ø)
target_connection_options	74.76% <ø> (ø)
target_controller	67.31% <0.00%> (-0.24%)	:arrow_down:
target_import	34.95% <0.00%> (-0.18%)	:arrow_down:
target_lookup_hashi_vault	79.72% <ø> (ø)
target_module_utils	89.84% <100.00%> (+1.60%)	:arrow_up:
units	88.23% <100.00%> (+1.37%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
plugins/module_utils/_auth_method_aws_iam_login.py	51.85% <100.00%> (+30.28%)	:arrow_up:
...le_utils/authentication/test_auth_aws_iam_login.py	100.00% <100.00%> (ø)

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[briantist]

Also confirmed with a colleague (who first brought this to my attention) that this patch is working, so feel pretty comfortable with it.