[chapel-lang/chapel] Fix method call not called on value

Branch: refs/heads/master
Revision: 8900fe0
Author: daviditen
Log Message:

Merge pull request #16323 from daviditen/map-table-method-call

Fix method call not called on value

[reviewed by @ronawho]

A method call was missing the table value it was supposed to be called on.
Add the receiver argument.

Modified Files:
M modules/standard/Map.chpl

Compare: https://github.com/chapel-lang/chapel/compare/e5c664ec700b...8900fe0136bf