[webui] Always order project architectures by name

Before they where ordered by position from repository_architectures

src/api/app/controllers/webui/project_controller.rb

@@ -318,7 +318,7 @@ def repositories
     @debuginfo = @project.get_flags('debuginfo')
     @publish = @project.get_flags('publish')
     @useforbuild = @project.get_flags('useforbuild')
-    @architectures = @project.architectures.uniq
+    @architectures = @project.architectures.reorder('name').uniq
   end
 
   def repository_state

src/api/app/mixins/get_flags.rb

@@ -13,7 +13,7 @@ def get_flags(flag_type)
     [nil].concat(self.repositories.pluck(:name)).each do |repository|
       the_flags[repository] = []
       # [nil] is a placeholder for "all" architectures
-      [nil].concat(self.architectures.uniq).each do |architecture|
+      [nil].concat(self.architectures.reorder('name').uniq).each do |architecture|
         architecture_id = architecture ? architecture.id : nil
         flag = self.flags.where(flag: flag_type).where(repo: repository).where(architecture_id: architecture_id).first
         # If there is no flag create a temporary one.