[Chapel Merge] Updates for 1.26 Dockerfile and associated Readme

Branch: refs/heads/main
Revision: 443f3a5
Author: tzinsky
Link: Updates for 1.26 Dockerfile and associated Readme by tzinsky · Pull Request #19585 · chapel-lang/chapel · GitHub
Log Message:

Merge pull request #19585 from tzinsky/1.26dockerBuild

Updates for 1.26 Dockerfile and associated Readme

Modified Files:
M util/dockerfiles/Dockerfile

M util/dockerfiles/README.md

Compare: https://github.com/chapel-lang/chapel/compare/f231291d568e...443f3a5d3647