added gradle new version

gradle/wrapper/gradle-wrapper.properties

 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.5.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

build.gradle

     implementation 'com.google.guava:guava:29.0-jre'
 
     // Use JUnit Jupiter API for testing.
-    implementation 'org.junit.jupiter:junit-jupiter-api:5.6.2'
+    implementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
 
     // Use JUnit Jupiter Engine for testing.
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.6.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
 }
 
 application {
     mainClassName = 'project.App'
 }
 
-// test {
-//     // Use junit platform for unit tests
-//     useJUnitPlatform()
-// }
+
 test{
     useJUnitPlatform()
     testLogging.events ("STANDARD_ERROR")