[FEATURE] update sourcemod to 1.11

[h3o66]

User Story

AS a user i want to have the latest stable sourcemod version on my source server

Basic info

• Distro: [Debian 11
• Game: [Counter Strike:Global Offensive]
• Command: [mods]
• LinuxGSM version: [v22.1.0]

Further Information

Sourcemod stable 1.11 was published: https://forums.alliedmods.net/showthread.php?t=338409