Fix typo (double 'the') in CODEOWNERS (GH-12227)

Author: benediktwerner

.github/CODEOWNERS

@@ -23,7 +23,7 @@
 
 # Import (including importlib).
 # Ignoring importlib.h so as to not get flagged on
-# all pull requests that change the the emitted
+# all pull requests that change the emitted
 # bytecode.
 **/*import*.c                 @python/import-team
 **/*import*.py                @python/import-team