Fix CI build GCP log upload URL in build scans

(cherry picked from commit af930a7)

Author: mark-vieira

gradle/build-scan.gradle

@@ -62,7 +62,7 @@ buildScan {
 
       tag 'CI'
       link 'CI Build', buildUrl
-      link 'GCP Upload', "https://console.cloud.google.com/storage/_details/elasticsearch-ci-artifacts/jobs/${jobName}/build/${buildNumber}.tar.bz2"
+      link 'GCP Upload', "https://console.cloud.google.com/storage/browser/_details/elasticsearch-ci-artifacts/jobs/${URLEncoder.encode(jobName, "UTF-8")}/build/${buildNumber}.tar.bz2"
       value 'Job Number', buildNumber
 
     System.getenv().getOrDefault('NODE_LABELS', '').split(' ').each {