Log Message:
devel/difftastic: update to 0.45.0

0.45 (released 3rd March 2023)
Diffing
 - Racket and Newick are now treated as lisps for the purposes for parenthesis
   heuristics.

Parsing
 - Fixed an issue where parse errors were undercounted, particularly in YAML
   files.
 - Improved parsing for Makefiles.