chore(deps): update actions/cache action to v2- autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
actions/cache	action	major	v1 -> v2

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Release Notes

actions/cache

### [`v2`](https://togithub.com/actions/cache/compare/v1...v2) [Compare Source](https://togithub.com/actions/cache/compare/v1...v2)

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Renovate configuration

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:recycle: Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

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[codecov[bot]]

Codecov Report

Merging #433 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #433   +/-   ##
=======================================
  Coverage   95.55%   95.55%           
=======================================
  Files           1        1           
  Lines          45       45           
  Branches       25       25           
=======================================
  Hits           43       43           
  Misses          2        2           

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