Fix a typo: `maintainted` to `maintained`
cython_debug/
# PyCharm
-# JetBrains specific template is maintainted in a separate JetBrains.gitignore that can
+# JetBrains specific template is maintained in a separate JetBrains.gitignore that can
# be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
# and can be added to the global gitignore or merged into this file. For a more nuclear
# option (not recommended) you can uncomment the following to ignore the entire idea folder.