Update Lab5.md

Author: OracleBart

Lab5.md

@@ -222,15 +222,17 @@ sudo yum install git
 
 Copy instant client from you local machine to linux host machine
 ```
+mkdir instantclient_19_3_linux/
+
+cd instantclient_19_3_linux/
+
 wget https://download.oracle.com/otn_software/linux/instantclient/193000/instantclient-basic-linux.x64-19.3.0.0.0dbru.zip
 ```
 
-- Unzip the file and move the files to /opt/oracle/instantclient_12_2
+- Unzip the file and move the files to /opt/oracle/instantclient_19_3
 
 ```
-mkdir instantclient_19_3_linux/
 
-cd instantclient_19_3_linux/
 
 unzip instantclient-basic-linux.x64-19.3.0.0.0dbru.zip