Github to GitHub in SECURITY.md

SECURITY.md

@@ -15,13 +15,13 @@ We provide more detail on [the release and support schedule of Qiskit in our doc
 ## Reporting a Vulnerability
 
 To report vulnerabilities, you can privately report a potential security issue
-via the Github security vulnerabilities feature. This can be done here:
+via the GitHub security vulnerabilities feature. This can be done here:
 
 https://github.com/Qiskit/qiskit/security/advisories
 
 Please do **not** open a public issue about a potential security vulnerability.
 
-You can find more details on the security vulnerability feature in the Github
+You can find more details on the security vulnerability feature in the GitHub
 documentation here:
 
 https://docs.github.com/en/code-security/security-advisories/guidance-on-reporting-and-writing/privately-reporting-a-security-vulnerability