Remove question from legislation people proposal

It was added by accident; this field had already been removed from
legislation proposal.

db/dev_seeds/legislation_people_proposals.rb

@@ -2,7 +2,6 @@ section "Creating legislation people proposals" do
   10.times do
     Legislation::PeopleProposal.create!(title: Faker::Lorem.sentence(3).truncate(60),
                                         description: Faker::Lorem.paragraphs.join("\n\n"),
-                                        question: Faker::Lorem.sentence(3),
                                         summary: Faker::Lorem.paragraph,
                                         author: User.all.sample,
                                         process: Legislation::Process.all.sample,

db/migrate/20190607160900_remove_question_from_legislation_people_proposal.rb

@@ -0,0 +1,5 @@
+class RemoveQuestionFromLegislationPeopleProposal < ActiveRecord::Migration[5.0]
+  def change
+    remove_column :legislation_people_proposals, :question, :string
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20190429125842) do
+ActiveRecord::Schema.define(version: 20190607160900) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -671,7 +671,6 @@ ActiveRecord::Schema.define(version: 20190429125842) do
     t.integer  "legislation_process_id"
     t.string   "title",                  limit: 80
     t.text     "description"
-    t.string   "question"
     t.integer  "author_id"
     t.datetime "hidden_at"
     t.integer  "flags_count",                       default: 0