[ARROW-8713] [CI] Try to reduce the env boilerplate used on github actions

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Component/s: Continuous Integration
• External issue URL: https://github.com/apache/arrow/issues/24867
• Assignee: Unassigned
• Reporter: Krisztian Szucs
• Created: 06/May/20 10:39
• Updated: 11/Jan/23 08:02
• Resolved: 08/Apr/22 16:00

Description

Since the removal of docker-compose named volumes the configuration gets more tolerant to undefined environment variables, so we can remove the matrix value propagations to the env variables in its current form