Update FirebaseAuth/CHANGELOG.md

Author: ncooke3

FirebaseAuth/CHANGELOG.md

@@ -9,8 +9,8 @@
   cases where Firebase 11 was reading data written by Firebase 10. (#14011)
 - [fixed] Restore Firebase 10 decoding behavior to prevent user provider data
   from being decoded as `nil` when a user has multiple linked providers. Note
-  that this fix was only needed for cases where Firebase 11 was reading data written
-  by Firebase 10. Note that this fix will not be in the 11.6.0 zip and
+  that this fix was only needed for cases where Firebase 11 was reading data
+  written by Firebase 10. Note that this fix will not be in the 11.6.0 zip and
   Carthage distributions, but will be included from 11.6.0 onwards. (#14011)
 
 # 11.5.0