feat: expand supported document MIME types and add a helper description to the requirement editor

apps/backoffice/src/app/i18n/locales/am.ts

@@ -1350,6 +1350,8 @@ export const am: Translations = {
       modeOptional: "አማራጭ ስቀላ",
       conditionRequired: "ሁኔታዊ መስፈርት ሁኔታ ያስፈልገዋል",
       allowedTypes: "የተፈቀዱ የፋይል ዓይነቶች",
+      allowedTypesHelp:
+        "አመልካቹ እነዚህን ብቻ መስቀል ይችላል። በነባሪ PDF፣ JPEG እና PNG ተመርጠዋል።",
       maxSize: "ከፍተኛ የፋይል መጠን (MB)",
       requiresValidity: "የቀን ገደብ ያስፈልጋል",
       allowMultiple: "ብዙ ስቀላዎችን ፍቀድ",

apps/backoffice/src/app/i18n/locales/en.ts

@@ -1355,6 +1355,8 @@ export const en = {
       modeOptional: 'Optional upload',
       conditionRequired: 'A conditional requirement needs a condition',
       allowedTypes: 'Allowed file types',
+      allowedTypesHelp:
+        'The applicant can only upload these. PDF, JPEG and PNG are selected by default.',
       maxSize: 'Max file size (MB)',
       requiresValidity: 'Requires validity dates',
       allowMultiple: 'Allow multiple uploads',