README: remove Coverity Scan badge

The badge is currently serving a broken image, since Coverity Scan is currently
having an outage. See Issue #11185 for more details. We can restore the badge
by reverting this commit once their service is up again.

diff --git a/README.md b/README.md
index 72484f620c1acfeff010b18ed80bab2f9e5dce0e..31d530733aa88ce282e1ced58574735f16f8a5bd 100644 (file)
--- a/README.md
+++ b/README.md
@@ -3,7 +3,6 @@
 <a href="https://in.waw.pl/systemd-github-state/systemd-systemd-issues.svg"><img align="right" src="https://in.waw.pl/systemd-github-state/systemd-systemd-issues-small.svg" alt="Count of open issues over time"></a>
 <a href="https://in.waw.pl/systemd-github-state/systemd-systemd-pull-requests.svg"><img align="right" src="https://in.waw.pl/systemd-github-state/systemd-systemd-pull-requests-small.svg" alt="Count of open pull requests over time"></a>
 [![Semaphore CI Build Status](https://semaphoreci.com/api/v1/projects/28a5a3ca-3c56-4078-8b5e-7ed6ef912e14/443470/shields_badge.svg)](https://semaphoreci.com/systemd/systemd)<br/>
-[![Coverity Scan Status](https://scan.coverity.com/projects/350/badge.svg)](https://scan.coverity.com/projects/350)<br/>
 [![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/1369/badge)](https://bestpractices.coreinfrastructure.org/projects/1369)<br/>
 [![Travis CI Build Status](https://travis-ci.org/systemd/systemd.svg?branch=master)](https://travis-ci.org/systemd/systemd)<br/>
 [![Language Grade: C/C++](https://img.shields.io/lgtm/grade/cpp/g/systemd/systemd.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/systemd/systemd/context:cpp)<br/>