Update japicmp plugin version to 0.4.1 (#6159)

Author: eddumelendez

build.gradle

@@ -14,7 +14,7 @@ buildscript {
 plugins {
     id 'io.franzbecker.gradle-lombok' version '5.0.0'
     id 'com.github.johnrengelman.shadow' version '7.1.2'
-    id 'me.champeau.gradle.japicmp' version '0.2.9' apply false
+    id 'me.champeau.gradle.japicmp' version '0.4.1' apply false
     id 'com.diffplug.spotless' version '6.11.0' apply false
     id 'org.gradle.test-retry' version '1.4.1'
 }

gradle/japicmp.gradle

@@ -15,8 +15,8 @@ tasks.japicmp {
     // have an existing published version.
     enabled = ! configurations.baseline.copy().resolvedConfiguration.lenientConfiguration.getFiles().empty
 
-    oldClasspath = configurations.baseline
-    newClasspath = shadowJar.outputs.files
+    oldClasspath.from(configurations.baseline)
+    newClasspath.from(shadowJar.outputs.files)
     ignoreMissingClasses = true
 
     accessModifier = "protected"