[cleanup] Reuse already defined object for same in IT sarif-2 test

Author: hazendaz

src/it/sarif-2/verify.groovy

@@ -1,5 +1,5 @@
 /*
- * Copyright 2005-2023 the original author or authors.
+ * Copyright 2005-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -30,7 +30,7 @@ def slurpedResult = new JsonSlurper().parse(spotbugSarifFile)
 
 def results = slurpedResult.runs.results[0]
 
-for (result in slurpedResult.runs.results[0]) {
+for (result in results) {
     for (loc in result.locations) {
         String location = normalizePath(loc.physicalLocation.artifactLocation.uri)
         //Making sure that the path was expanded