Bump org.sonarqube from 3.3 to 3.4.0.2513

Bumps org.sonarqube from 3.3 to 3.4.0.2513.

---
updated-dependencies:
- dependency-name: org.sonarqube
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle

@@ -4,7 +4,7 @@ plugins {
     id 'maven-publish'
     id "org.owasp.dependencycheck" version "7.1.0.1"
     id 'checkstyle'
-    id "org.sonarqube" version "3.3"
+    id "org.sonarqube" version "3.4.0.2513"
 }
 
 group = 'com.docutools'