Fixes quotes compilation error from pull request #2

Author: alexliesenfeld

src/main/java/com/github/alexliesenfeld/querydsl/jpa/hibernate/JsonPath.java

@@ -235,7 +235,7 @@ public BooleanExpression contains(Object value) {
     StringBuilder sb = new StringBuilder();
     functionNameOf(sb, "contains").append('(');
     generateArgs(sb, args.size());
-    sb.append(') = true');
+    sb.append(") = true");
     return Expressions.booleanTemplate(sb.toString(), args);
   }