Description: Patch the import names to use JWT v3 package.
--- a/auth/jwt/middleware.go
+++ b/auth/jwt/middleware.go
@@ -4,7 +4,7 @@
 	"context"
 	"errors"
 
-	jwt "github.com/dgrijalva/jwt-go"
+	jwt "github.com/dgrijalva/jwt-go-v3"
 
 	"github.com/go-kit/kit/endpoint"
 )
--- a/auth/jwt/middleware_test.go
+++ b/auth/jwt/middleware_test.go
@@ -8,7 +8,7 @@
 
 	"crypto/subtle"
 
-	jwt "github.com/dgrijalva/jwt-go"
+	jwt "github.com/dgrijalva/jwt-go-v3"
 	"github.com/go-kit/kit/endpoint"
 )