[Java] Upgrade to javadoc-links 4.1.2.

Author: mjpt777

build.gradle

@@ -21,7 +21,7 @@ buildscript {
 
 plugins {
  id 'java'
- id 'io.freefair.javadoc-links' version '4.1.1' apply false
+ id 'io.freefair.javadoc-links' version '4.1.2' apply false
  id 'com.github.johnrengelman.shadow' version '5.1.0' apply false
 }