Ensure normalize.schemas config is passed during Protobuf ref lookup (#2214)

* Ensure normalize.schemas config is passed during Protobuf ref lookup

* Minor fixes

* Fix style

Author: rayokota

src/confluent_kafka/schema_registry/_async/protobuf.py

@@ -381,9 +381,9 @@ async def _resolve_dependencies(
             subject = self._ref_reference_subject_func(ctx, dep)
             schema = Schema(_schema_to_str(dep), references=dep_refs, schema_type='PROTOBUF')
             if self._auto_register:
-                await self._registry.register_schema(subject, schema)
+                await self._registry.register_schema(subject, schema, normalize_schemas=self._normalize_schemas)
 
-            reference = await self._registry.lookup_schema(subject, schema)
+            reference = await self._registry.lookup_schema(subject, schema, normalize_schemas=self._normalize_schemas)
             # schema_refs are per file descriptor
             schema_refs.append(SchemaReference(dep.name, subject, reference.version))
         return schema_refs

src/confluent_kafka/schema_registry/_sync/protobuf.py

@@ -377,9 +377,9 @@ def _resolve_dependencies(self, ctx: SerializationContext, file_desc: FileDescri
             subject = self._ref_reference_subject_func(ctx, dep)
             schema = Schema(_schema_to_str(dep), references=dep_refs, schema_type='PROTOBUF')
             if self._auto_register:
-                self._registry.register_schema(subject, schema)
+                self._registry.register_schema(subject, schema, normalize_schemas=self._normalize_schemas)
 
-            reference = self._registry.lookup_schema(subject, schema)
+            reference = self._registry.lookup_schema(subject, schema, normalize_schemas=self._normalize_schemas)
             # schema_refs are per file descriptor
             schema_refs.append(SchemaReference(dep.name, subject, reference.version))
         return schema_refs