build: do not include plugin in java 8

lib/build.gradle

@@ -2,10 +2,13 @@ plugins {
     id 'java-library'
     id 'jacoco'
     id 'checkstyle'
+    id "com.vanniktech.maven.publish" version "0.29.0" apply false
     id "io.github.kmbisset89.changelog.plugin" version "1.0.4"
 }
 
-
+if (JavaVersion.current() != JavaVersion.VERSION_1_8) {
+    apply plugin: 'com.vanniktech.maven.publish'
+}
 
 version = '0.0.1'
 
@@ -19,17 +22,11 @@ dependencies {
     implementation group: 'com.fasterxml.jackson.datatype', name: 'jackson-datatype-jsr310', version: '2.17.2'
     implementation group: 'com.squareup.okhttp3', name: 'okhttp', version: '4.12.0'
 
-    classpath 'com.vanniktech.maven.publish:0.29.0' 
-
     testImplementation group: 'org.mockito', name: 'mockito-core', version: '3.12.4'
     testImplementation group: 'org.junit.jupiter', name: 'junit-jupiter-api', version: '5.10.3'
     testImplementation group: 'org.junit.jupiter', name: 'junit-jupiter-engine', version: '5.10.3'
 }
 
-if (JavaVersion.current() != JavaVersion.VERSION_1_8) {
-    apply plugin: 'com.vanniktech.maven.publish'
-}
-
 jacoco {
     toolVersion = "0.8.8" // Specify the version of JaCoCo you want to use
 }