Update SECURITY.md

Co-authored-by: Alex Young <alex.young12@nhs.net>

Author: andyblundell

SECURITY.md

@@ -16,7 +16,7 @@ If you believe you have found a security issue in this repository, please report
 1. [Report a vulnerability](https://github.com/NHSDigital/software-engineering-quality-framework/security/advisories/new)
 2. Provide details of the issue and steps to reproduce
 
-This creates a private channel for discussion and allows us to coordinate a fix before public disclosure.
+This creates a private channel for discussion and allows us to coordinate a fix before any public disclosure.
 
 ## General Security Enquiries