feat: Kotlin 2.2.20-RC EAP release details

Author: sarahhaggarty

docs/kr.tree

@@ -34,7 +34,7 @@
 	</toc-element>
 	<toc-element toc-title="What's new in Kotlin">
 		<toc-element toc-title="Kotlin 2.2.0" accepts-web-file-names="whatsnew.html" topic="whatsnew22.md"/>
-		<toc-element toc-title="Kotlin 2.2.20-Beta2" topic="whatsnew-eap.md"/>
+		<toc-element toc-title="Kotlin 2.2.20-RC" topic="whatsnew-eap.md"/>
 		<toc-element toc-title="Earlier versions">
 			<toc-element toc-title="Kotlin 2.1.20" topic="whatsnew2120.md"/>
 			<toc-element toc-title="Kotlin 2.1.0" topic="whatsnew21.md"/>

docs/topics/eap.md

@@ -52,13 +52,13 @@ In this channel, you can also get notifications about new EAP builds.
         <th>Build highlights</th>
     </tr>
     <tr>
-        <td><strong>2.2.20-Beta2</strong>
-            <p>Released: <strong>July 29, 2025</strong></p>
-            <p><a href="https://github.com/JetBrains/kotlin/releases/tag/v2.2.20-Beta2" target="_blank">Release on GitHub</a></p>
+        <td><strong>2.2.20-RC</strong>
+            <p>Released: <strong>August 19, 2025</strong></p>
+            <p><a href="https://github.com/JetBrains/kotlin/releases/tag/v2.2.20-RC" target="_blank">Release on GitHub</a></p>
         </td>
         <td>
             <p>A tooling release containing improvements and bug fixes.</p>
-            <p>For more details, please refer to the <a href="https://github.com/JetBrains/kotlin/releases/tag/v2.2.20-Beta2">changelog</a> or <a href="whatsnew-eap.md">What's new in Kotlin 2.2.20-Beta2</a>.</p>
+            <p>For more details, please refer to the <a href="https://github.com/JetBrains/kotlin/releases/tag/v2.2.20-RC">changelog</a> or <a href="whatsnew-eap.md">What's new in Kotlin 2.2.20-RC</a>.</p>
         </td>
     </tr>
 </table>

docs/v.list

@@ -14,8 +14,8 @@
     <var name="apiVersion" value="2.1" type="string"/>
 
     <!-- Kotlin EAP -->
-    <var name="kotlinEapVersion" value="2.2.20-Beta2" type="string"/>
-    <var name="kotlinEapReleaseDate" value="July 29, 2025" type="string"/>
+    <var name="kotlinEapVersion" value="2.2.20-RC" type="string"/>
+    <var name="kotlinEapReleaseDate" value="August 19, 2025" type="string"/>
 
     <!-- Libraries and Frameworks -->
     <var name="coroutinesVersion" value="1.10.2" type="string"/>