Fix flaky failing test

[aij]

Previously, this test would fail for the first 2 days of the month (where left arrow twice would result in
selecting the previous month).

[codecov]

Codecov Report

Merging #1050 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1050   +/-   ##
=======================================
  Coverage   81.27%   81.27%           
=======================================
  Files          13       13           
  Lines         721      721           
  Branches      142      142           
=======================================
  Hits          586      586           
  Misses         33       33           
  Partials      102      102

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