gh: update supported PVE Version (#9422)

* gh: update supported PVE Version

* Update supported versions in SECURITY.md

Author: MickLesk

README.md

@@ -105,7 +105,7 @@
   <tr>
     <td align="center" width="33%">
       <h3>🖥️ Proxmox VE</h3>
-      <p>Version 8.4.x or 9.0.x</p>
+      <p>Version: 8.4.x | 9.0.x | 9.1.x</p>
     </td>
     <td align="center" width="33%">
       <h3>🐧 Operating System</h3>

SECURITY.md

@@ -6,6 +6,7 @@ This project currently supports the following versions of Proxmox VE (PVE):
 
 | Version | Supported          |
 | ------- | ------------------ |
+| 9.1.x   | :white_check_mark: |
 | 9.0.x   | :white_check_mark: |
 | 8.4.x   | :white_check_mark: |
 | 8.3.x   | Limited support* ❕ |