feat: update PIT to 1.20.0

Author: mjedynak

META-INF/plugin.xml

@@ -4,16 +4,21 @@
     <description><![CDATA[
         IntelliJ IDEA plugin for PIT Mutation Testing (pitest.org).
         <br/>
-        Bundled with PIT 1.15.8 and JUnit5 plugin 1.2.1
+        Bundled with PIT 1.20.0 and JUnit5 plugin 1.2.3
         <br/><br/>
         Adds a 'Run configuration' that allows to execute PIT within IDE.
         <br/><br/>
         <b>Usage:</b> Run->Edit Configurations->Defaults->Pit Runner
         <br/><br/>
       ]]></description>
-    <version>1.4.10</version>
+    <version>1.4.11</version>
     <change-notes>
         <![CDATA[
+           version 1.4.11
+           <br/>
+           <ul>
+           <li>Upgrade PIT version to 1.20.0 and JUnit5 plugin to 1.2.3</li>
+           </ul>
            version 1.4.10
            <br/>
            <ul>

build.gradle

@@ -1,17 +1,17 @@
 plugins {
 	id 'groovy'
-	id 'org.jetbrains.intellij' version '1.17.1'
+	id 'org.jetbrains.intellij' version '1.17.4'
 	id 'com.diffplug.spotless' version '6.25.0'
 }
 
 intellij {
-	version = '2023.3'
+	version = '2024.3'
 	plugins = ['java']
 }
 
 
-ext.pitVersion = '1.15.8'
-ext.pitJunit5PluginVersion = '1.2.1'
+ext.pitVersion = '1.20.0'
+ext.pitJunit5PluginVersion = '1.2.3'
 
 sourceCompatibility = 17
 targetCompatibility = 17
@@ -33,6 +33,7 @@ dependencies {
 	implementation("org.pitest:pitest:$pitVersion") { transitive = false }
 	implementation "org.pitest:pitest-junit5-plugin:$pitJunit5PluginVersion"
 	implementation 'org.apache.commons:commons-text:1.10.0'
+	implementation('org.junit.platform:junit-platform-launcher:1.9.2') { transitive = false }
 	compileOnly 'org.codehaus.groovy:groovy-all:3.0.19'
 	testCompileOnly 'org.codehaus.groovy:groovy-all:3.0.19'
 	testImplementation('org.spockframework:spock-core:2.3-groovy-3.0') {

src/main/groovy/pl/mjedynak/idea/plugins/pit/ClassPathPopulator.groovy

@@ -7,8 +7,8 @@ import groovy.transform.CompileStatic
 @CompileStatic
 class ClassPathPopulator {
 
-	static final String PITEST_VERSION = '1.15.8'
-	static final String PITEST_JUNIT5_PLUGIN_VERSION = '1.2.1'
+	static final String PITEST_VERSION = '1.20.0'
+	static final String PITEST_JUNIT5_PLUGIN_VERSION = '1.2.3'
 	static final String SEPARATOR = System.getProperty('file.separator')
 	static final String PLUGIN_NAME = 'pit-idea-plugin'
 	static final String LIB_DIR = 'lib'