chore(deps): update dependency com.googlecode.owasp-java-html-sanitizer:owasp-java-html-sanitizer to v20200615 (GoogleCloudPlatform#3171)

Author: renovate-bot

run/markdown-preview/renderer/pom.xml

@@ -65,7 +65,7 @@
     <dependency>
       <groupId>com.googlecode.owasp-java-html-sanitizer</groupId>
       <artifactId>owasp-java-html-sanitizer</artifactId>
-      <version>20191001.1</version>
+      <version>20200615.1</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>