Add spam review functionality to contact form and update translations

- Introduced a new spamReview property in the Form interface to handle manual review requests for messages flagged as spam.
- Updated the Form component to display a spam warning and a manual review form with dynamic labels and placeholders based on translations.
- Enhanced the Tailwind CSS styles for responsive subtitles across various components.
- Added corresponding translations for the spam review feature in English, Dutch, German, and French, ensuring consistency and clarity in messaging.
- Updated various components to integrate the new spamReview functionality, improving user experience and interaction.

src/components/widgets/HeroText.astro

@@ -47,7 +47,7 @@ const {
           {
             subtitle && (
               <p
-                class="text-xl text-muted mb-6 dark:text-slate-300 intersect-once intersect-quarter motion-safe:md:opacity-0 motion-safe:md:intersect:animate-fade"
+                class="text-base md:text-lg lg:text-xl text-muted mb-6 dark:text-slate-300 intersect-once intersect-quarter motion-safe:md:opacity-0 motion-safe:md:intersect:animate-fade"
                 set:html={subtitle}
               />
             )