Add a CHANGELOG entry for phpmyadmin#491

Pull-request: phpmyadmin#494

Signed-off-by: William Desportes <[email protected]>

Author: williamdes

CHANGELOG.md

@@ -6,6 +6,7 @@
 - Fix `ALTER TABLE … MODIFY … ENUM('<reserved_keyword>')` is being wrongly parsed (#234)
 - Fix `ALTER TABLE … MODIFY … ENUM('<reserved_keyword>')` is being wrongly parsed (#478)
 - Fix MariaDB window function with alias gives bad linting errors (#283)
+- Fix unrecognized keyword `COLLATE` in `WHERE` clauses (#491)
 
 ## [5.8.0] - 2023-06-05