Fix bruno test

Author: michelu89

aspect-model-editor-runtime/bruno/FormateAspectModel.bru

@@ -12,7 +12,6 @@ post {
 
 headers {
   Content-Type: text/plain
-  : 
 }
 
 body:text {

aspect-model-editor-runtime/bruno/GetAspectModel.bru

@@ -25,5 +25,6 @@ tests {
   test("Body contains content", function(){
     let currentSammVersion = bru.getEnvVar("currentSammVersion");
     const body = res.getBody();
-    expect(body).to.contains("@prefix samm: <urn:samm:org.eclipse.esmf.samm:meta-model:" + currentSammVersion + "#> .")});
+    expect(body).to.contains(`@prefix samm: <urn:samm:org.eclipse.esmf.samm:meta-model:${currentSammVersion}#> .`)
+  });
 }

aspect-model-editor-service/src/main/java/org/eclipse/esmf/ame/services/ModelService.java

@@ -49,17 +49,13 @@
 import org.eclipse.esmf.metamodel.AspectModel;
 
 import jakarta.inject.Singleton;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 /**
  * Service class for managing aspect models.
  * Provides methods to get, create, save, delete, validate, migrate, and format aspect models.
  */
 @Singleton
 public class ModelService {
-   private static final Logger LOG = LoggerFactory.getLogger( ModelService.class );
-
    private final AspectModelValidator aspectModelValidator;
    private final AspectModelLoader aspectModelLoader;
    private final Path modelPath;