[Chapel Merge] Changing readLine argument name to a

Branch: refs/heads/main
Revision: 1e98745
Author: ShreyasKhandekar
Link: Changing readLine argument name to a by ShreyasKhandekar · Pull Request #20031 · chapel-lang/chapel · GitHub
Log Message:

Merge pull request #20031 from ShreyasKhandekar/IOModuleReadLineArgNameChange

Changing readLine argument name to a

Follow-up to #19937 based on discussion in #19495 (comment)

Changed name of array argument to readLine from arg to a
Fixed documentation mistake where the string version also called its argument as arg instead of s
Fixed documentation mistake where the bytes version also called its argument as arg instead of b

[Reviewed by @mppf]

Modified Files:
M modules/standard/IO.chpl

M test/io/bharshbarg/overflow.good
M test/io/cassella/readline.good
M test/io/readLine/readLine.good
M test/io/readLine/readLineArrayBoundary.good

Compare: https://github.com/chapel-lang/chapel/compare/bad4690ff0f2...1e98745e482b