Update README.md

typos

Author: AlexanderHodicke

cloud-infrastructure/infrastructure-security/bastion/README.md

@@ -12,16 +12,16 @@ Oracle Cloud Infrastructure Bastion provides restricted and time-limited access
 ## Useful Links
 
 - [OCI Bastion Overview](https://www.oracle.com/uk/security/cloud-security/bastion/)
-    - This page provides the overview of the OCI Bastion Service
+    - This page provides an overview of the OCI Bastion Service
 
 - [OCI Bastion Documentation](https://docs.oracle.com/en-us/iaas/Content/Bastion/Concepts/bastionoverview.htm)
-    - This page provides the detailed documentation of the OCI Bastion Service
+    - This page provides detailed documentation of the OCI Bastion Service
 
 - [OCI Bastion FAQs](https://www.oracle.com/uk/security/cloud-security/bastion/faq/)
-    - This page provides the answers to most frequently asked questions about OCI Bastion
+    - This page provides the answers to the most frequently asked questions about OCI Bastion
 
 - [OCI Bastion Demo Video](https://www.youtube.com/watch?v=MkM_fJbFjJg)
-    - This is the demo video of OCI bastion service
+    - This is the demo video of the OCI bastion service
 
 # License