Merge pull request #1617 from RedisInsight/bugfix/RI-4065_db_index_addform

#RI-4065 - fix db index add form value

Author: vlad-dargel

redisinsight/ui/src/pages/home/components/AddInstanceForm/InstanceFormWrapper.tsx

@@ -319,7 +319,7 @@ const InstanceFormWrapper = (props: Props) => {
       sentinelMasterUsername,
       sentinelMasterPassword,
     } = values
-    const database: any = { name, host, port: +port, db: db || 0, username, password }
+    const database: any = { name, host, port: +port, db: +(db || 0), username, password }
 
     // add tls & ssh for database (modifies database object)
     applyTlSDatabase(database, tlsSettings)