spacing fixes

Author: ehsandeep

README.md

@@ -7,7 +7,6 @@
 
 <p align="center">
 <a href="https://opensource.org/licenses/MIT"><img src="https://img.shields.io/badge/license-MIT-_red.svg"></a>
-<a href="https://github.com/projectdiscovery/httpx/issues"><img src="https://img.shields.io/badge/contributions-welcome-brightgreen.svg?style=flat"></a>
 <a href="https://goreportcard.com/badge/github.com/projectdiscovery/httpx"><img src="https://goreportcard.com/badge/github.com/projectdiscovery/httpx"></a>
 <a href="https://github.com/projectdiscovery/httpx/releases"><img src="https://img.shields.io/github/release/projectdiscovery/httpx"></a>
 <a href="https://hub.docker.com/r/projectdiscovery/httpx"><img src="https://img.shields.io/docker/pulls/projectdiscovery/httpx.svg"></a>