imported EvaluateKnowledgeBase to the main package

Author: MinuraPunchihewa

mindsdb_sql_parser/ast/mindsdb/__init__.py

@@ -15,7 +15,8 @@
 from .drop_job import DropJob
 from .chatbot import CreateChatBot, UpdateChatBot, DropChatBot
 from .trigger import CreateTrigger, DropTrigger
-from .knowledge_base import CreateKnowledgeBase, DropKnowledgeBase, CreateKnowledgeBaseIndex, DropKnowledgeBaseIndex
+from .knowledge_base import CreateKnowledgeBase, DropKnowledgeBase, CreateKnowledgeBaseIndex, DropKnowledgeBaseIndex \
+    , EvaluateKnowledgeBase
 from .skills import CreateSkill, DropSkill, UpdateSkill
 
 # remove it in next release