updates for selenium deprecated args

[timkpaine]

fixes https://github.com/timkpaine/tdameritrade/issues/170

[github-actions[bot]]

Test Results

26 tests  ±0   26 :heavy_check_mark: ±0   1s :stopwatch: -1s   1 suites ±0     0 :zzz: ±0    1 files   ±0     0 :x: ±0 

Results for commit 6a9afa90. ± Comparison against base commit 997973be.

[codecov[bot]]

Codecov Report

Merging #171 (6a9afa9) into main (997973b) will increase coverage by 0.06%. The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main     #171      +/-   ##
==========================================
+ Coverage   76.86%   76.93%   +0.06%     
==========================================
  Files          27       27              
  Lines        1102     1101       -1     
  Branches      110      110              
==========================================
  Hits          847      847              
+ Misses        240      239       -1     
  Partials       15       15              

Impacted Files	Coverage Δ
tdameritrade/auth/__init__.py	17.24% <0.00%> (+0.29%)	:arrow_up: