Merge pull request #1125 from giuseppe/fix-badges

README.md: fix badges

Author: flouthoc

README.md

@@ -3,8 +3,7 @@
 </p>
 
 [![Coverity Status](https://scan.coverity.com/projects/17787/badge.svg)](https://scan.coverity.com/projects/giuseppe-crun)
-[![Total alerts](https://img.shields.io/lgtm/alerts/g/containers/crun.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/containers/crun/alerts/)
-[![Language grade: C/C++](https://img.shields.io/lgtm/grade/cpp/g/containers/crun.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/containers/crun/context:cpp)
+[![CodeQL](https://github.com/containers/crun/workflows/CodeQL/badge.svg)](https://github.com/containers/crun/actions?query=workflow%3ACodeQL)
 
 A fast and low-memory footprint OCI Container Runtime fully written in
 C.