Merge pull request #176561 from v-kevinmic3/212

Modify heading to match title

Author: PRMerger7

articles/spring-cloud/how-to-use-tls-certificate.md

@@ -10,7 +10,7 @@ ms.date: 10/08/2021
 ms.custom: devx-track-java
 ---
 
-# Use a TLS/SSL certificate in your application in Azure Spring Cloud
+# Use TLS/SSL certificates in your application in Azure Spring Cloud
 
 This article shows you how to use public certificates in Azure Spring Cloud for your application. Your app may act as a client and access an external service that requires certificate authentication, or it may need to perform cryptographic tasks.