Re-link contributing links to the new contributing documentation.

Author: Ivorforce

_includes/header.html

@@ -29,7 +29,7 @@
 			<ul class="right">
 				<li><a href="/download/windows/" class="set-os-download-url">{% t header.download %}</a></li>
 				<li><a href="https://docs.godotengine.org">{% t header.docs %}</a></li>
-				<li><a href="https://docs.godotengine.org/en/stable/contributing/how_to_contribute.html">{% t header.contribute %}</a></li>
+				<li><a href="https://contributing.godotengine.org/en/latest/organization/how_to_contribute.html">{% t header.contribute %}</a></li>
 				{% if page.localize %}
 					<li class="language-selector" onclick="this.classList.toggle('open')">
 						<a class="mobile-language-selector" href="#">{% t header.language %}: </a>

_layouts/download.html

@@ -285,7 +285,7 @@ <h2>Preview builds</h2>
 					</li>
 					<li>
 						Follow the instructions from the
-						<a href="https://docs.godotengine.org/en/stable/contributing/development/compiling/index.html">official documentation</a>.
+						<a href="https://docs.godotengine.org/en/stable/engine_details/development/compiling/index.html">official documentation</a>.
 					</li>
 				</ul>
 			</div>

pages/home.html

@@ -369,23 +369,23 @@ <h2>{%t home.get_involved.title %}</h2>
 			<img src="/assets/home/code.svg" alt="" width="250" height="250" loading="lazy">
 			<h4>{%t home.get_involved.cards.code.title %}</h4>
 			<p>{%t home.get_involved.cards.code.text %}</p>
-			<a href="https://docs.godotengine.org/en/stable/contributing/how_to_contribute.html#technical-contributions"
+			<a href="https://contributing.godotengine.org/en/latest/organization/how_to_contribute.html#technical-contributions"
 				class="btn btn-flat btn-flat-frosted" target="_blank" rel="noopener">{%t home.get_involved.cards.cta %}</a>
 		</div>
 
 		<div class="text-center base-padding">
 			<img src="/assets/home/document.svg" alt="" width="250" height="250" loading="lazy">
 			<h4>{%t home.get_involved.cards.document.title %}</h4>
 			<p>{%t home.get_involved.cards.document.text %}</p>
-			<a href="https://docs.godotengine.org/en/stable/contributing/how_to_contribute.html#technical-contributions"
+			<a href="https://contributing.godotengine.org/en/latest/organization/how_to_contribute.html#technical-contributions"
 				class="btn btn-flat btn-flat-frosted" target="_blank" rel="noopener">{%t home.get_involved.cards.cta %}</a>
 		</div>
 
 		<div class="text-center base-padding">
 			<img src="/assets/home/report.svg" alt="" width="250" height="250" loading="lazy">
 			<h4>{%t home.get_involved.cards.report.title %}</h4>
 			<p>{%t home.get_involved.cards.report.text %}</p>
-			<a href="https://docs.godotengine.org/en/stable/contributing/how_to_contribute.html#technical-contributions"
+			<a href="https://contributing.godotengine.org/en/latest/organization/how_to_contribute.html#technical-contributions"
 				class="btn btn-flat btn-flat-frosted" target="_blank" rel="noopener">{%t home.get_involved.cards.cta %}</a>
 		</div>
 

pages/priorities/index.html

@@ -166,7 +166,7 @@ <h1>Priorities</h1>
 										</svg>
 									</div>
 								</a>
-								<a class="wishlist-btn-anchor howto" href="https://docs.godotengine.org/en/stable/contributing/how_to_contribute.html" target="_blank">
+								<a class="wishlist-btn-anchor howto" href="https://contributing.godotengine.org/en/latest/organization/how_to_contribute.html" target="_blank">
 									<div class="wishlist-btn-text">
 										<span>How to contribute</span>
 										<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">