change VercodeOperation to TYPE_LIST

tests/lint.TestCase

@@ -222,7 +222,7 @@ class LintTest(unittest.TestCase):
 
         anywarns = False
         for good in good_fields:
-            app.VercodeOperation = good
+            app.VercodeOperation = [good]
             for warn in fdroidserver.lint.check_vercode_operation(app):
                 anywarns = True
                 logging.debug(warn)
@@ -230,7 +230,7 @@ class LintTest(unittest.TestCase):
 
         for bad in bad_fields:
             anywarns = False
-            app.VercodeOperation = bad
+            app.VercodeOperation = [bad]
             for warn in fdroidserver.lint.check_vercode_operation(app):
                 anywarns = True
                 logging.debug(warn)

tests/metadata/dump/com.politedroid.yaml

@@ -178,7 +178,7 @@ UpdateCheckData: null
 UpdateCheckIgnore: null
 UpdateCheckMode: Tags
 UpdateCheckName: null
-VercodeOperation: null
+VercodeOperation: []
 WebSite: ''
 added: null
 comments: {}

tests/metadata/dump/org.adaway.yaml

@@ -1084,7 +1084,7 @@ UpdateCheckData: null
 UpdateCheckIgnore: null
 UpdateCheckMode: Tags
 UpdateCheckName: null
-VercodeOperation: null
+VercodeOperation: []
 WebSite: http://sufficientlysecure.org/index.php/adaway
 added: null
 comments: {}

tests/metadata/dump/org.smssecure.smssecure.yaml

@@ -360,7 +360,7 @@ UpdateCheckData: null
 UpdateCheckIgnore: null
 UpdateCheckMode: Tags
 UpdateCheckName: null
-VercodeOperation: null
+VercodeOperation: []
 WebSite: http://www.smssecure.org
 added: null
 comments: {}

tests/metadata/dump/org.videolan.vlc.yaml

@@ -2442,7 +2442,8 @@ UpdateCheckData: null
 UpdateCheckIgnore: null
 UpdateCheckMode: Tags
 UpdateCheckName: null
-VercodeOperation: '%c + 5'
+VercodeOperation:
+  - '%c + 5'
 WebSite: http://www.videolan.org/vlc/download-android.html
 added: null
 comments: {}

tests/metadata/org.videolan.vlc.yml

@@ -804,6 +804,7 @@ ArchivePolicy: 9 versions
 AutoUpdateMode: None
 UpdateCheckMode: Tags
 # Only use higher vercode ops, if we do build those arches
-VercodeOperation: "%c + 5"
+VercodeOperation:
+  - "%c + 5"
 CurrentVersion: 1.2.6
 CurrentVersionCode: 1030005

tests/update.TestCase

@@ -1447,7 +1447,7 @@ class UpdateTest(unittest.TestCase):
                         'UpdateCheckIgnore': '',
                         'UpdateCheckMode': '',
                         'UpdateCheckName': '',
-                        'VercodeOperation': '',
+                        'VercodeOperation': None,
                         'WebSite': '',
                     },
                 )