fix: readme last commit badge

Author: l3uddz

README.md

@@ -1,6 +1,6 @@
 [![made-with-golang](https://img.shields.io/badge/Made%20with-Golang-blue.svg?style=flat-square)](https://golang.org/)
 [![License: GPL v3](https://img.shields.io/badge/License-GPL%203-blue.svg?style=flat-square)](https://github.com/l3uddz/crop/blob/master/LICENSE.md)
-[![last commit (develop)](https://img.shields.io/github/last-commit/l3uddz/crop/develop.svg?colorB=177DC1&label=Last%20Commit&style=flat-square)](https://github.com/l3uddz/crop/commits/develop)
+[![last commit (master)](https://img.shields.io/github/last-commit/l3uddz/crop/master.svg?colorB=177DC1&label=Last%20Commit&style=flat-square)](https://github.com/l3uddz/crop/commits/master)
 [![Discord](https://img.shields.io/discord/381077432285003776.svg?colorB=177DC1&label=Discord&style=flat-square)](https://discord.io/cloudbox)
 [![Contributing](https://img.shields.io/badge/Contributing-gray.svg?style=flat-square)](CONTRIBUTING.md)
 [![Donate](https://img.shields.io/badge/Donate-gray.svg?style=flat-square)](#donate)