Update mustache files and samples to change gradle settings to java17

Author: Mattias-Sehlstedt

modules/openapi-generator/src/main/resources/Java/libraries/webclient/build.gradle.mustache

@@ -32,14 +32,14 @@ if(hasProperty('target') && target == 'android') {
         }
 
         compileOptions {
-            {{#useJakartaEe}}
+            {{#java17}}
             sourceCompatibility JavaVersion.VERSION_17
             targetCompatibility JavaVersion.VERSION_17
-            {{/useJakartaEe}}
-            {{^useJakartaEe}}
+            {{/java17}}
+            {{^java17}}
             sourceCompatibility JavaVersion.VERSION_1_8
             targetCompatibility JavaVersion.VERSION_1_8
-            {{/useJakartaEe}}
+            {{/java17}}
         }
 
         // Rename the aar correctly
@@ -84,14 +84,14 @@ if(hasProperty('target') && target == 'android') {
     apply plugin: 'java'
     apply plugin: 'maven-publish'
 
-    {{#useJakartaEe}}
+    {{#java17}}
     sourceCompatibility = JavaVersion.VERSION_17
     targetCompatibility = JavaVersion.VERSION_17
-    {{/useJakartaEe}}
-    {{^useJakartaEe}}
+    {{/java17}}
+    {{^java17}}
     sourceCompatibility = JavaVersion.VERSION_1_8
     targetCompatibility = JavaVersion.VERSION_1_8
-    {{/useJakartaEe}}
+    {{/java17}}
 
     publishing {
         publications {

samples/client/others/java/webclient-sealedInterface/build.gradle

@@ -32,8 +32,8 @@ if(hasProperty('target') && target == 'android') {
         }
 
         compileOptions {
-            sourceCompatibility JavaVersion.VERSION_1_8
-            targetCompatibility JavaVersion.VERSION_1_8
+            sourceCompatibility JavaVersion.VERSION_17
+            targetCompatibility JavaVersion.VERSION_17
         }
 
         // Rename the aar correctly
@@ -78,8 +78,8 @@ if(hasProperty('target') && target == 'android') {
     apply plugin: 'java'
     apply plugin: 'maven-publish'
 
-    sourceCompatibility = JavaVersion.VERSION_1_8
-    targetCompatibility = JavaVersion.VERSION_1_8
+    sourceCompatibility = JavaVersion.VERSION_17
+    targetCompatibility = JavaVersion.VERSION_17
 
     publishing {
         publications {