Update changelog

Author: conradoverta

proptest/CHANGELOG.md

@@ -4,6 +4,7 @@
 
 - Setting `PROPTEST_MAX_DEFAULT_SIZE_RANGE` now customizes the default `SizeRange`
   used by the default strategies for collections (like `Vec`). The default remains 100.
+- Empty ranges panic during tree creation instead of during sampling.
 
 ### Bug Fixes
 - Fixed issue where config contextualization would clobber existing failure persistence config