java: enums can have trailing commas so we can minimise the git diff …

…when new enum members are added

.changeset/silly-monkeys-try.md

@@ -0,0 +1,5 @@
+---
+"@openapi-generator-plus/java-jaxrs-generator-common": minor
+---
+
+Java enums can have trailing commas so we can minimise the git diff when new enum members are added

packages/java-jaxrs-common/templates/enumContents.hbs

@@ -1,7 +1,10 @@
 {{>hooks/enumHeader}}
 {{#each enumValues}}
-@{{javax}}.xml.bind.annotation.XmlEnumValue({{{stringLiteral value}}}) {{{name}}}({{{literalValue}}}){{#unless @last}}, {{else}};{{/unless}}
+@{{javax}}.xml.bind.annotation.XmlEnumValue({{{stringLiteral value}}}) {{{name}}}({{{literalValue}}}),
 {{/each}}
+{{#if enumValues}}
+;
+{{/if}}
 
 private {{enumValueNativeType}} value;