Do not codespell migrations

Author: yarikoptic

setup.cfg

@@ -49,7 +49,7 @@ readthedocs/__init__.py =
 
 [codespell]
 # Ref: https://github.com/codespell-project/codespell#using-a-config-file
-skip = .git,*.svg,locale,package-lock.json,*.css,*.min.*,vendor,*.ai,setup.cfg
+skip = .git,*.svg,locale,package-lock.json,*.css,*.min.*,vendor,*.ai,setup.cfg,migrations
 check-hidden = true
 # some names and abbreviations and very long lines (minimized?)
 ignore-regex = \b(Manuel|DED|Wile E. Coyote|Couldn\\u2019t)\b|.{300,}|"pyton\b|\|(ative|ment)\||"Hel" will match\b|ative: ''