[ARROW-16803] [R][CI] Fix caching for R mingw build

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 8.0.0
• Fix Version/s: 9.0.0
• Component/s: Continuous Integration, R
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/32134
• Assignee: Jacob Wujciak
• Reporter: Jacob Wujciak
• Created: 09/Jun/22 22:52
• Updated: 11/Jan/23 11:46
• Resolved: 16/Jun/22 13:45

Description

Caching is not working for the libarrow mingw builds due to overlapping cache keys: https://github.com/apache/arrow/runs/6819961123?check_suite_focus=true#step:21:2

Issue Links

• links to: GitHub Pull Request #13379