Changes to "Burst" firemode; Drozd, WT550 and C20-r (#31292)

* Initial commit

* Change burst fire variable to be a set value rather than a multiplier

Resources/Prototypes/Entities/Objects/Weapons/Guns/SMGs/smgs.yml

@@ -19,6 +19,7 @@
     minAngle: 2
     maxAngle: 16
     fireRate: 8
+    burstFireRate: 8
     angleIncrease: 3
     angleDecay: 16
     selectedMode: FullAuto
@@ -27,6 +28,7 @@
     - FullAuto
     soundGunshot:
       path: /Audio/Weapons/Guns/Gunshots/smg.ogg
+    defaultDirection: 1, 0
   - type: ChamberMagazineAmmoProvider
     soundRack:
       path: /Audio/Weapons/Guns/Cock/smg_cock.ogg
@@ -140,12 +142,15 @@
     - type: Gun
       minAngle: 21
       maxAngle: 32
-      fireRate: 6
-      selectedMode: FullAuto
+      fireRate: 12
+      burstFireRate: 12
+      selectedMode: Burst
       soundGunshot:
         path: /Audio/Weapons/Guns/Gunshots/atreides.ogg
       availableModes:
-        - FullAuto
+        - Burst
+      shotsPerBurst: 3
+      burstCooldown: 0.25
     - type: ItemSlots
       slots:
         gun_magazine:
@@ -250,6 +255,8 @@
     angleDecay: 6
     selectedMode: FullAuto
     shotsPerBurst: 5
+    burstCooldown: 0.2
+    burstFireRate: 7
     availableModes:
     - SemiAuto
     - Burst