feat: update donor thank you copy (#57722)

Co-authored-by: Naomi <accounts+github@nhcarrigan.com>

client/i18n/locales/english/translations.json

@@ -594,6 +594,7 @@
     "redirecting": "Redirecting...",
     "thanks": "Thanks for donating",
     "thank-you": "Thank You for Being a Supporter",
+    "thank-you-continued": "Thank you for your continued support",
     "success-card-update": "Your card has been updated successfully.",
     "additional": "You can make an additional one-time donation of any amount using this link: <0>{{url}}</0>",
     "help-more": "Help Our Charity Do More",
@@ -696,7 +697,7 @@
     "bear-progress-alt": "Illustration of an adorable teddy bear with a pleading expression holding an empty money jar.",
     "bear-completion-alt": "Illustration of an adorable teddy bear holding a large trophy.",
     "flying-bear": "Illustration of an adorable teddy bear wearing a graduation cap and flying with a Supporter badge.",
-    "crucial-contribution": "Your contribution will be crucial in creating resources that empower millions of people to learn new skills and support their families.",
+    "crucial-contribution": "Your contributions are crucial in creating resources that empower millions of people to learn new skills and support their families.",
     "support-benefits-title": "Benefits from becoming a Supporter:",
     "support-benefits-1": "No more donation prompt popups",
     "support-benefits-2": "You'll get a Supporter badge",

client/src/components/Donation/donation-text-components.tsx

@@ -47,7 +47,9 @@ export const ThankYouMessage = ({
   const { t } = useTranslation();
   return (
     <>
-      <h1 data-playwright-test-label='main-head'>{t('donate.thank-you')}</h1>
+      <h1 data-playwright-test-label='main-head'>
+        {t('donate.thank-you-continued')}
+      </h1>
       {(askForDonation || thankContributon) && (
         <>
           <Spacer size='m' />