[renovate] Update module github.com/grpc-ecosystem/grpc-gateway/v2 to v2.26.3

go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/docker/docker v24.0.9+incompatible
 	github.com/google/go-cmp v0.7.0
 	github.com/google/uuid v1.6.0
-	github.com/grpc-ecosystem/grpc-gateway/v2 v2.26.1
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.26.3
 	github.com/mitchellh/go-homedir v1.1.0
 	github.com/openconfig/gnmi v0.14.0
 	github.com/openconfig/goyang v1.6.2