update gradle 8.8 jdk 22, 2024

build.gradle

@@ -4,7 +4,7 @@ plugins {
 }
 
 javafx {
-    version = "20"
+    version = "22"
     modules = [ 'javafx.controls', 'javafx.fxml' ]
 }
 

gradle/wrapper/gradle-wrapper.properties

 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists