Update pre-commit hook cdce8p/python-typing-update to v0.7.3

Author: renovate[bot]

.pre-commit-config.yaml

@@ -63,7 +63,7 @@ repos:
         args:
           - --external-sources
   - repo: https://github.com/cdce8p/python-typing-update
-    rev: v0.7.2
+    rev: v0.7.3
     hooks:
       # Run `python-typing-update` hook manually from time to time
       # to update python typing syntax.