Update README.md

Author: bnasslahsen

README.md

@@ -2,7 +2,7 @@
 [![Quality Gate](https://sonarcloud.io/api/project_badges/measure?project=springdoc_springdoc-openapi&metric=alert_status)](https://sonarcloud.io/dashboard?id=springdoc_springdoc-openapi)
 [![Known Vulnerabilities](https://snyk.io/test/github/springdoc/springdoc-openapi.git/badge.svg)](https://snyk.io/test/github/springdoc/springdoc-openapi.git)
 
-![Octocat](https://springdoc.org/assets/images/springdoc-openapi.png)
+![Octocat](https://springdoc.org/images/springdoc-openapi.png)
 
 # [Full documentation](https://springdoc.org)