[Chapel Merge] Remove itemReaderInternal from IO module

Branch: refs/heads/main
Revision: 8b07d9cdf65aed28782864a4be2cefd7d533e7e6
Author: benharsh
Link: Remove itemReaderInternal from IO module by benharsh · Pull Request #28610 · chapel-lang/chapel · GitHub
Log Message:
Remove itemReaderInternal from IO module (#28610)

Trivial, not reviewed.

Compare: Comparing d502ad76f4d1c632808c298094ce804a9684dd69...d8f8457ada053af71f5bd9515ca615c9047994b4 · chapel-lang/chapel · GitHub

Diff:
M modules/standard/IO.chpl
https://github.com/chapel-lang/chapel/pull/28610.diff