fixed typo

Author: gauravmokhasi

README.md

@@ -112,7 +112,7 @@ We have two ways to test -- one is by downloading the zip and using scripts to t
 - To convert the p12 file to JKS follow the steps mentioned below.
   - These commands will take out all the certs from the p12 file. 
   1. openssl pkcs12 -in <Merchant_ID>.p12 -nocerts -out <Merchant_ID>.key
-  2. openssl pkcs12 -in <Merchant_ID>.p12 -clcerts -nokeys -out  <Merchant_ID>.crt
+  2. openssl pkcs12 -in <Merchant_ID>.p12 -cacerts -nokeys -out  <Merchant_ID>.crt
   3. openssl pkcs12 -in <Merchant_ID>.p12 -cacerts -nokeys -out CyberSourceCertAuth.crt
   4. openssl pkcs12 -in <Merchant_ID>.p12 -cacerts -nokeys -out CyberSource_SJC_US.crt