Keep using older version of japicmp plugin for now as newer versions fail with strange error messages

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1869935 13f79535-47bb-0310-9956-ffa450edef68

build.gradle

@@ -20,7 +20,8 @@ buildscript {
     }
 
     dependencies {
-        classpath 'me.champeau.gradle:japicmp-gradle-plugin:0.2.8'	// 2.x requires Gradle >=4
+        // 2.x fails with "Could not get unknown property 'me'"
+        classpath 'me.champeau.gradle:japicmp-gradle-plugin:0.1.2'
         classpath "org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:2.8"
     }
 }