Add missing dependency 'javax.annotation-api' with Java 11

build.gradle

@@ -146,6 +146,7 @@ subprojects {
       dependency 'info.picocli:picocli:3.6.1'
       dependency 'io.jsonwebtoken:jjwt:0.9.0'
       dependency 'javax.mail:mail:1.4.4'
+      dependency 'javax.annotation:javax.annotation-api:1.3.1'
       dependency 'javax.servlet:javax.servlet-api:3.0.1'
       dependency 'javax.xml.bind:jaxb-api:2.3.0'
       dependency 'junit:junit:4.12'

sonar-ws/build.gradle

@@ -14,6 +14,7 @@ dependencies {
 
   compile 'com.google.protobuf:protobuf-java'
   compile 'com.squareup.okhttp3:okhttp'
+  compileOnly 'javax.annotation:javax.annotation-api'
 
   compileOnly 'com.google.code.findbugs:jsr305'
   compileOnly project(path: ':sonar-plugin-api', configuration: 'shadow')