Fixed typo

Author: jaaufauvre

README.md

@@ -119,7 +119,7 @@ FieldLevelEncryptionConfig config = FieldLevelEncryptionConfigBuilder.aFieldLeve
 
 See also:
 * [FieldLevelEncryptionConfigBuilder.java](https://github.com/Mastercard/client-encryption-java/blob/master/src/main/java/com/mastercard/developer/encryption/FieldLevelEncryptionConfigBuilder.java) for all config options.
-* Mastercard [Service configurations](https://github.com/Mastercard/client-encryption-service-configurations/blob/master/README.md) on GitHub
+* Mastercard [service configurations](https://github.com/Mastercard/client-encryption-service-configurations/blob/master/README.md) on GitHub
 
 #### Performing Encryption