ensure copy is changed for both questions relating to how many times a property has been offered

extract to en.yml so that both questions keep identical copy in the future

app/models/form/lettings/questions/offered.rb

@@ -2,14 +2,14 @@ class Form::Lettings::Questions::Offered < ::Form::Question
   def initialize(id, hsh, page)
     super
     @id = "offered"
-    @check_answer_label = "Times previously offered since becoming available"
+    @check_answer_label = I18n.t("check_answer_labels.offered")
-    @header = "Since becoming available for re-let, how many times has the property been previously offered?"
+    @header = I18n.t("questions.offered")
     @type = "numeric"
     @width = 2
     @check_answers_card_number = 0
     @max = 150
     @min = 0
-    @hint_text = "This is after the last tenancy ended. If the property is being offered for let for the first time, enter 0."
+    @hint_text = I18n.t("hints.offered")
     @step = 1
   end
 end

app/models/form/lettings/questions/offered_social_let.rb

@@ -2,14 +2,14 @@ class Form::Lettings::Questions::OfferedSocialLet < ::Form::Question
   def initialize(id, hsh, page)
     super
     @id = "offered"
-    @check_answer_label = "Times previously offered since becoming available"
+    @check_answer_label = I18n.t("check_answer_labels.offered")
-    @header = "How many times was the property offered between becoming vacant and this letting?"
+    @header = I18n.t("questions.offered")
     @type = "numeric"
     @width = 2
     @check_answers_card_number = 0
     @max = 150
     @min = 0
-    @hint_text = "Do not include the offer that led to this letting.This is after the last tenancy ended. If the property is being offered for let for the first time, enter 0."
+    @hint_text = I18n.t("hints.offered")
     @step = 1
   end
 end

config/locales/en.yml

@@ -547,6 +547,7 @@ en:
     stairowned:
       one: "What percentage of the property does the buyer now own in total?"
       other: "What percentage of the property do the buyers now own in total?"
+    offered: "How many times was the property offered between becoming vacant and this letting?"
 
   hints:
     location:
@@ -559,6 +560,7 @@ en:
       toggle_active: "If the date is before %{date}, select ‘From the start of the current collection period’ because the previous period has now closed."
     bulk_upload:
       needstype: "General needs housing includes both self-contained and shared housing without support or specific adaptations. Supported housing can include direct access hostels, group homes, residential care and nursing homes."
+    offered: "Do not include the offer that led to this letting.This is after the last tenancy ended. If the property is being offered for let for the first time, enter 0."
 
   check_answer_labels:
     soctenant:
@@ -570,6 +572,7 @@ en:
     stairowned:
       one: "Percentage the buyer now owns in total"
       other: "Percentage the buyers now own in total"
+    offered: "Times previously offered since becoming available"
 
   warnings:
     location: