Update CHANGES.rst

Co-authored-by: William Jamieson <[email protected]>

Author: braingram

CHANGES.rst

@@ -7,7 +7,7 @@
   `~asdf.search.AsdfSearchResult.schema_info` method. [#1197]
 - Use forc ndarray flag to correctly test for fortran array contiguity [#1206]
 - Unpin ``jsonschema`` version and fix ``jsonschema`` deprecation warnings. [#1185]
-- Unpin jsonschema, fix default validation for jsonschema 4.10+ [#1203]
+- Fix default validation for jsonschema 4.10+ [#1203]
 
 2.13.0 (2022-08-19)
 -------------------