ci: move go-licenses check to premerge

License check is unlikely to fail, hence it's better to do it as part of
premerge rather than verify.

Also, fix indentation in Jenkinsfile.

Change-Id: Ifb37b92a88eb743a28847d84ed63c0e2e784dbe2

Jenkinsfile.premerge

@@ -132,6 +132,13 @@ pipeline {
             }
         }
 
+        stage('Lint') {
+            steps {
+                // go-licenses by default has AGPL3 in the forbidden list, hence we need to explicitly allow `storj.io/storj`.
+                sh 'go-licenses check --ignore "storj.io/storj" ./...'
+            }
+        }
+
         stage('Check Benchmark') {
             environment {
                 STORJ_TEST_COCKROACH = 'omit'

Jenkinsfile.verify

@@ -141,9 +141,6 @@ pipeline {
                 dir("testsuite/storjscan") {
                     sh 'go vet ./...'
                 }
-
-                // go-licenses by default has AGPL3 in the forbidden list, hence we need to explicitly allow `storj.io/storj`.
-                sh 'go-licenses check --ignore "storj.io/storj" ./...'
             }
         }