[Chapel Merge] Remove deprecated text about arrays from the set t

Branch: refs/heads/main
Revision: f2fabd3
Author: daviditen
Log Message:

Merge pull request #18439 from daviditen/remove-array-as-set-documentation

Remove deprecated text about arrays from the set tech note

[reviewed by @mppf]

Array-as-set has been removed, so remove some documentation about it.

Signed-off-by: David Iten daviditen@users.noreply.github.com

Modified Files:
M doc/rst/technotes/sets.rst

Compare: https://github.com/chapel-lang/chapel/compare/b3e9c432b2e9...f2fabd395c10