[Chapel Merge] Updated Dockerfile and README to reflect the lates

Branch: refs/heads/release/1.24
Revision: a78b491
Author: Maxrimus
Log Message:

Merge pull request #17430 from Maxrimus/dockerChanges

Updated Dockerfile and README to reflect the latest release of 1.24.0

Modified Files:
M util/dockerfiles/Dockerfile

M util/dockerfiles/README.md

Compare: https://github.com/chapel-lang/chapel/compare/a8a9dd063cce...a78b49102d75