Update Dependencies (#349)

* github.com/russross/meddler v1.0.0 -> v1.0.1
* github.com/gin-gonic/gin v1.6.3 -> v1.7.4
* github.com/go-sql-driver/mysql v1.5.0 -> v1.6.0
* github.com/sirupsen/logrus v1.6.0 -> v1.8.1
* github.com/rs/zerolog v1.18.0 -> v1.25.0

vendor/github.com/go-sql-driver/mysql/fuzz.go

@@ -0,0 +1,24 @@
+// Go MySQL Driver - A MySQL-Driver for Go's database/sql package.
+//
+// Copyright 2020 The Go-MySQL-Driver Authors. All rights reserved.
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this file,
+// You can obtain one at http://mozilla.org/MPL/2.0/.
+
+// +build gofuzz
+
+package mysql
+
+import (
+	"database/sql"
+)
+
+func Fuzz(data []byte) int {
+	db, err := sql.Open("mysql", string(data))
+	if err != nil {
+		return 0
+	}
+	db.Close()
+	return 1
+}