[Chapel Merge] Fix prediff-for-incremental-warning for python 3

Branch: refs/heads/master
Revision: bb31f78
Author: mppf
Log Message:

Merge pull request #16612 from mppf/fix-prediff-for-incremental-warning

Fix prediff-for-incremental-warning for python 3

A print function call needed parens.

  • [x] test/release/examples/benchmarks/hpcc/ra-atomics.chpl passes with --incremental

Reviewed by @lydia-duncan - thanks!

Modified Files:
M util/test/prediff-for-incremental-warning

Compare: https://github.com/chapel-lang/chapel/compare/1837e9c93dbf...bb31f784c8c8