Use core.getBooleanInput

[crazy-max]

Signed-off-by: CrazyMax crazy-max@users.noreply.github.com

[codecov-commenter]

Codecov Report

Merging #391 (9199c83) into master (93a9859) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #391   +/-   ##
=======================================
  Coverage   72.98%   72.98%           
=======================================
  Files           4        4           
  Lines         174      174           
  Branches       32       32           
=======================================
  Hits          127      127           
  Misses         23       23           
  Partials       24       24           

Impacted Files	Coverage Δ
src/context.ts	69.60% <ø> (ø)

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