README.md: Remove Coverity badge (we ran last analysis in 2020, so nu…

…mbers are pointless)

README.md

@@ -2,7 +2,6 @@
 [![Build and run tests](https://github.com/kodi-pvr/pvr.nextpvr/actions/workflows/build.yml/badge.svg?branch=Nexus)](https://github.com/kodi-pvr/pvr.nextpvr/actions/workflows/build.yml)
 [![Build Status](https://dev.azure.com/teamkodi/kodi-pvr/_apis/build/status/kodi-pvr.pvr.nextpvr?branchName=Nexus)](https://dev.azure.com/teamkodi/kodi-pvr/_build/latest?definitionId=64&branchName=Nexus)
 [![Build Status](https://jenkins.kodi.tv/view/Addons/job/kodi-pvr/job/pvr.nextpvr/job/Nexus/badge/icon)](https://jenkins.kodi.tv/blue/organizations/jenkins/kodi-pvr%2Fpvr.nextpvr/branches/)
-[![Coverity Scan Build Status](https://scan.coverity.com/projects/5120/badge.svg)](https://scan.coverity.com/projects/5120)
 
 # NextPVR PVR
 NextPVR PVR client addon for [Kodi](https://kodi.tv)