Replace xtext.version with org.eclipse.xtext:xtend-maven-plugin

Author: github-actions[bot]

pom.xml

@@ -83,7 +83,7 @@
 
         <rosetta.dsl.version>9.68.0</rosetta.dsl.version>
 
-        <xtext.version>2.38.0</xtext.version>
+        <xtext.version>2.40.0</xtext.version>
         <guice.version>6.0.0</guice.version>
 
         <slf4j.version>2.0.13</slf4j.version>