fix typos in the migration

app/models/mute.rb

@@ -8,7 +8,7 @@
 #  target_account_id  :integer          not null
 #  created_at         :datetime         not null
 #  updated_at         :datetime         not null
-#  hide_notifications :boolean          default(FALSE), not null
+#  hide_notifications :boolean          default(TRUE), not null
 #
 
 class Mute < ApplicationRecord

db/migrate/20170914032032_default_existing_mutes_to_hiding_notifications.rb

@@ -1,8 +1,8 @@
 class DefaultExistingMutesToHidingNotifications < ActiveRecord::Migration[5.1]
   def up
-    t.change_column_default :mutes, :hide_notifications, from: false, to: true
+    change_column_default :mutes, :hide_notifications, from: false, to: true
 
     # Unfortunately if this is applied sometime after the one to add the table we lose some data, so this is irreversible.
-    Mutes.update_all(hide_notifications: true)
+    Mute.update_all(hide_notifications: true)
   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: 20170905165803) do
+ActiveRecord::Schema.define(version: 20170914032032) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -168,7 +168,7 @@ ActiveRecord::Schema.define(version: 20170905165803) do
     t.integer "target_account_id", null: false
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
-    t.boolean "hide_notifications", default: false, null: false
+    t.boolean "hide_notifications", default: true, null: false
     t.index ["account_id", "target_account_id"], name: "index_mutes_on_account_id_and_target_account_id", unique: true
   end