Docs - Add Grim to maintainers (#9223)

* secret handshake?

* fix my name

* new github username

AUTHORS.txt

@@ -16,6 +16,7 @@ Felix Wiegand <koffeinflummi@gmail.com>
 Garth "L-H" de Wet <garthofhearts@gmail.com>
 Giallustio
 Glowbal
+Grim
 Janus
 jokoho482 <jokoho482@gmail.com>
 Jonpas <jonpas33@gmail.com>

addons/cargo/functions/fnc_unloadCarryItem.sqf

@@ -1,6 +1,6 @@
 #include "script_component.hpp"
 /*
- * Author: GhostIsSpooky
+ * Author: Grim
  * Dragging integration. Unloader starts carrying unloaded object.
  *
  * Arguments:

addons/common/functions/fnc_isModLoaded.sqf

@@ -1,6 +1,6 @@
 #include "script_component.hpp"
 /*
- * Author: Glowbal, GhostIsSpooky
+ * Author: Glowbal, Grim
  * Check in CfgPatches if modification is loaded
  *
  * Arguments:

addons/csw/functions/fnc_ai_handleGetIn.sqf

@@ -1,6 +1,6 @@
 #include "script_component.hpp"
 /*
- * Author: GhostIsSpooky
+ * Author: Grim
  * Handles AI GetIn on an empty weapon
  *
  * Arguments:

addons/csw/functions/fnc_ai_reload.sqf

@@ -1,6 +1,6 @@
 #include "script_component.hpp"
 /*
- * Author: PabstMirror, modified by GhostIsSpooky
+ * Author: PabstMirror, modified by Grim
  * Handles AI reloading
  *
  * Arguments:

addons/medical_statemachine/functions/fnc_enteredStateUnconscious.sqf

@@ -1,6 +1,6 @@
 #include "script_component.hpp"
 /*
- * Author: GhostIsSpooky
+ * Author: Grim
  * Handles a unit reaching the point of unconsciousness (calls for a status update).
  *
  * Arguments:

docs/team.md

@@ -63,6 +63,7 @@ This lists all the maintainers responsible for project management and the overal
 - [veteran29](https://github.com/veteran29){:target="_blank"}
 - [Dahlgren](https://github.com/Dahlgren){:target="_blank"}
 - [BrettMayson](https://github.com/BrettMayson){:target="_blank"}
+- [Grim](https://github.com/LinkIsGrim){:target="_blank"}
 
 ## Contributors