CLDC-4307: move buyer income hint text up a level

config/locales/forms/2025/sales/income_benefits_and_savings.en.yml

@@ -8,12 +8,12 @@ en:
             income1nk:
               check_answer_label: "Buyer 1’s gross annual income known"
               check_answer_prompt: "Enter buyer 1’s gross annual income if known"
-              hint_text: ""
+              hint_text: "Provide the gross annual income (i.e. salary before tax) plus the annual amount of benefits, Universal Credit or pensions, and income from investments."
               question_text: "Do you know buyer 1’s annual income?"
             income1:
               check_answer_label: "Buyer 1’s gross annual income"
               check_answer_prompt: ""
-              hint_text: "Provide the gross annual income (i.e. salary before tax) plus the annual amount of benefits, Universal Credit or pensions, and income from investments."
+              hint_text: ""
               question_text: "Buyer 1’s gross annual income"
 
           inc1mort:
@@ -28,12 +28,12 @@ en:
             income2nk:
               check_answer_label: "Buyer 2’s gross annual income known"
               check_answer_prompt: "Enter buyer 2’s gross annual income if known"
-              hint_text: ""
+              hint_text: "Provide the gross annual income (i.e. salary before tax) plus the annual amount of benefits, Universal Credit or pensions, and income from investments."
               question_text: "Do you know buyer 2’s annual income?"
             income2:
               check_answer_label: "Buyer 2’s gross annual income"
               check_answer_prompt: ""
-              hint_text: "Provide the gross annual income (i.e. salary before tax) plus the annual amount of benefits, Universal Credit or pensions, and income from investments."
+              hint_text: ""
               question_text: "Buyer 2’s gross annual income"
 
           inc2mort:

config/locales/forms/2026/sales/income_benefits_and_savings.en.yml

@@ -8,12 +8,12 @@ en:
             income1nk:
               check_answer_label: "Buyer 1’s gross annual income known"
               check_answer_prompt: "Enter buyer 1’s gross annual income if known"
-              hint_text: ""
+              hint_text: "Provide the gross annual income (i.e. salary before tax) plus the annual amount of benefits, Universal Credit or pensions, and income from investments."
               question_text: "Do you know buyer 1’s annual income?"
             income1:
               check_answer_label: "Buyer 1’s gross annual income"
               check_answer_prompt: ""
-              hint_text: "Provide the gross annual income (i.e. salary before tax) plus the annual amount of benefits, Universal Credit or pensions, and income from investments."
+              hint_text: ""
               question_text: "Buyer 1’s gross annual income"
 
           inc1mort:
@@ -28,12 +28,12 @@ en:
             income2nk:
               check_answer_label: "Buyer 2’s gross annual income known"
               check_answer_prompt: "Enter buyer 2’s gross annual income if known"
-              hint_text: ""
+              hint_text: "Provide the gross annual income (i.e. salary before tax) plus the annual amount of benefits, Universal Credit or pensions, and income from investments."
               question_text: "Do you know buyer 2’s annual income?"
             income2:
               check_answer_label: "Buyer 2’s gross annual income"
               check_answer_prompt: ""
-              hint_text: "Provide the gross annual income (i.e. salary before tax) plus the annual amount of benefits, Universal Credit or pensions, and income from investments."
+              hint_text: ""
               question_text: "Buyer 2’s gross annual income"
 
           inc2mort: