Fix spellcheck by adding migration-related words to wordlist

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: abrookins

.github/wordlist.txt

@@ -70,4 +70,8 @@ unix
 utf
 validator
 validators
-virtualenv
+virtualenv
+datetime
+Datetime
+reindex
+schemas