Update module istio.io/api to v1.20.1 (#2477)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

go.mod

@@ -33,7 +33,7 @@ require (
 	golang.org/x/oauth2 v0.14.0
 	golang.org/x/sys v0.14.0
 	google.golang.org/grpc v1.59.0
-	istio.io/api v1.20.1-0.20231207143627-8237149662d6
+	istio.io/api v1.20.1
 	istio.io/client-go v1.20.1
 	k8s.io/api v0.28.4
 	k8s.io/apiextensions-apiserver v0.28.4

go.sum

@@ -701,6 +701,8 @@ istio.io/api v1.20.0 h1:heE1eQoMsuZlwWOf7Xm8TKqKLNKVs11G/zMe5QyR1u4=
 istio.io/api v1.20.0/go.mod h1:hm1PE/mGdIAsjCDkTIAplP53H7TjO5LUQCiVvF26SVg=
 istio.io/api v1.20.1-0.20231207143627-8237149662d6 h1:SbThL6mmEhAVI8yb3jeE160vrri6l6whkIKccuj5+YI=
 istio.io/api v1.20.1-0.20231207143627-8237149662d6/go.mod h1:hm1PE/mGdIAsjCDkTIAplP53H7TjO5LUQCiVvF26SVg=
+istio.io/api v1.20.1 h1:Itku+LK5FwNzkKJY+5BGRCTRimVA5gShwFXdNNXtAHk=
+istio.io/api v1.20.1/go.mod h1:hm1PE/mGdIAsjCDkTIAplP53H7TjO5LUQCiVvF26SVg=
 istio.io/client-go v1.20.0 h1:TSSv6A4sYvuBtoKOwyuRmBmPwSb4s++lWlh7RB7+7gY=
 istio.io/client-go v1.20.0/go.mod h1:6D76gZsdjz8JtVeIarUYdOn3WA8Zh+j8fIv2+2K3M+Q=
 istio.io/client-go v1.20.1 h1:0kObqt2b6mJ1lM+PEOWQ9/MQbhJFMBZ2K7krAz/Qrto=