mod: remove unused replace directive

With recent updates to some of our dependencies, the
github.com/dgrijalva/jwt-go package is not referenced in any transitive
dependency anymore which allows us to remove one of the replace
directives which was added as a security precaution before.

go.mod

@@ -171,9 +171,6 @@ require (
 	sigs.k8s.io/yaml v1.2.0 // indirect
 )
 
-// This replace is for https://github.com/advisories/GHSA-w73w-5m7g-f7qc
-replace github.com/dgrijalva/jwt-go => github.com/golang-jwt/jwt v3.2.1+incompatible
-
 // This replace is for https://github.com/advisories/GHSA-25xm-hr59-7c27
 replace github.com/ulikunitz/xz => github.com/ulikunitz/xz v0.5.8