Chemical - Add ChemicalDetector ground model use Enoch model (#705)

**When merged this pull request will:**
- _Add ChemicalDetector ground model use Enoch model_
- _Only change is config line, not actual p3d added_

### IMPORTANT

- [Development Guidelines](https://ace3.acemod.org/wiki/development/)
are read, understood and applied.
- Title of this PR uses our standard template `Component -
Add|Fix|Improve|Change|Make|Remove {changes}`.

addons/chemical/CfgWeapons.hpp

@@ -35,6 +35,7 @@ class CfgWeapons {
         descriptionShort = CSTRING(ChemicalDetectorDescription);
         displayName = CSTRING(ChemicalDetectorDisplayName);
         picture = QPATHTOF(UI\kat_chemicalDet_icon.paa);
+        model = "\a3\Weapons_F_Enoch\Items\ChemicalDetector_01_F.p3d";
     };
 
     class CannonCore;