feat(icons): update aiCommits15.svg

Update aiCommits15.svg with a new animated gradient. The gradient now changes
from red to green and back again in a loop. This makes the icon more visually
appealing and eye-catching.

Author: Marc-R2

README.md

@@ -1,9 +1,7 @@
 
 
 <div align="center">
-    <a href="https://plugins.jetbrains.com/plugin/21335-ai-commits">
-        <img src="./src/main/resources/META-INF/pluginIcon.svg" width="200" height="200" alt="logo"/>
-    </a>
+    <img src="./src/main/resources/icons/aiCommits15.svg" width="200" height="200" alt="logo"/>
 </div>
 <h1 align="center">CommitGPT</h1>
 <p align="center">CommitGPT for IntelliJ based IDEs/Android Studio.</p>