system tests: allow different order of gpg logs in PublishSnapshot38Test

Author: neolynx

system/t06_publish/PublishSnapshot38Test_gold

@@ -1,14 +1,12 @@
-Loading packages...
-Generating metadata files and linking package files...
+deb http://your-server/ stretch main
+Clearsigning file 'Release' with gpg, please enter your passphrase when prompted:
+Don't forget to add your GPG key to apt with apt-key.
 Finalizing metadata files...
-Signing file 'main_installer-s390x_current_images_SHA256SUMS' with gpg, please enter your passphrase when prompted:
+Generating metadata files and linking package files...
+Loading packages...
+Now you can add following line to apt sources:
+Please setup your webserver to serve directory '${HOME}/.aptly/public' with autoindexing.
 Signing file 'Release' with gpg, please enter your passphrase when prompted:
-Clearsigning file 'Release' with gpg, please enter your passphrase when prompted:
-
+Signing file 'main_installer-s390x_current_images_SHA256SUMS' with gpg, please enter your passphrase when prompted:
 Snapshot stretch has been successfully published.
-Please setup your webserver to serve directory '${HOME}/.aptly/public' with autoindexing.
-Now you can add following line to apt sources:
-  deb http://your-server/ stretch main
-Don't forget to add your GPG key to apt with apt-key.
-
 You can also use `aptly serve` to publish your repositories over HTTP quickly.

system/t06_publish/snapshot.py

@@ -1162,6 +1162,7 @@ class PublishSnapshot38Test(BaseTest):
     ]
     runCmd = "aptly publish snapshot -keyring=${files}/aptly.pub -secret-keyring=${files}/aptly.sec stretch"
     gold_processor = BaseTest.expand_environ
+    sortOutput = True
 
     def check(self):
         super(PublishSnapshot38Test, self).check()