Update README.rst

Co-authored-by: Anton Agestam <[email protected]>

README.rst

@@ -605,7 +605,7 @@ Karapace uses a schema normalization algorithm to ensure that the schema is stor
 
 This normalization process is done so that schemas semantically equivalent are stored in the same way and should be considered equal.
 
-The normalization process its supported currently only for Protobuf schemas. Moreover compared to the Confluent Schema Registry, Karapace does not support all the normalization features.
+Normalization is currently only supported for Protobuf schemas. Karapace does not support all normalization features implemented by Confluent Schema Registry.
 Currently the normalization process is done only for the ordering of the optional fields in the schema.
 Use the feature with the assumption that it will be extended in the future and so two schemas that are semantically equivalent could be considered
 different by the normalization process in different future versions of Karapace.