QSYS annotations added

Author: Alvaro Yurrita

.gitmodules

@@ -251,3 +251,6 @@
 [submodule "addons/celeste-bosses-helper/module"]
 	path = addons/celeste-bosses-helper/module
 	url = https://github.com/TheDavSmasher/bosses-helper-addon
+[submodule "addons/qsys/module"]
+	path = addons/qsys/module
+	url = https://github.com/alvaroyurrita/Q-SYS-Addon-for-LuaLS

addons/qsys/info.json

@@ -0,0 +1,5 @@
+{
+  "$schema": "https://raw.githubusercontent.com/LuaLS/LLS-Addons/main/schemas/addon_info.schema.json",
+  "name": "Q-SYS Extensions",
+  "description": "Definitions for the Q-SYS Lua Scripting Environment",
+}