Remove extra word

Author: ajlam

articles/mariadb/concepts-query-store.md

@@ -61,7 +61,7 @@ The following query returns information about queries in Query Store:
 SELECT * FROM mysql.query_store;
 ```
 
-Or this query for wait wait statistics:
+Or this query for wait statistics:
 
 ```sql
 SELECT * FROM mysql.query_store_wait_stats;
@@ -176,4 +176,4 @@ This view returns wait events data in Query Store. There is one row for each dis
 
 ## Next steps
 
-- Learn more about [Query Performance Insights](concepts-query-performance-insight.md)
+- Learn more about [Query Performance Insights](concepts-query-performance-insight.md)