Update web-vulnerabilities-methodology.md

Author: carlospolop

src/pentesting-web/web-vulnerabilities-methodology.md

@@ -130,10 +130,4 @@ These vulnerabilities might help to exploit other vulnerabilities.
 - [ ] [**Unicode Normalization vulnerability**](unicode-injection/index.html)
 
 
-
-
-## References
-
-* [GraphQL vulnerabilities and common attacks seen in the wild (Security Boulevard, 2024)](https://securityboulevard.com/2024/08/graphql-vulnerabilities-and-common-attacks-seen-in-the-wild/)
-* [gRPC-Go HTTP/2 Rapid Reset advisory (GitHub Security Advisory, 2023)](https://github.com/grpc/grpc-go/security/advisories/GHSA-m425-mq94-257g)
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