BUGFIX: harpy movement speed bug (#4300)

* Something fixed

* inheritance good

* 3am

* .

Resources/Prototypes/_DV/Body/Parts/harpy.yml

@@ -41,12 +41,21 @@
   name: "right harpy hand"
 
 - type: entity
-  parent: [ PartHarpyBase, BaseLeftLeg ]
+  abstract: true
+  parent: PartHarpyBase
+  id: BaseHarpyLeg
+  components:
+  - type: MovementBodyPart
+    walkSpeed: 2.5
+    sprintSpeed: 5
+
+- type: entity
+  parent: [ BaseHarpyLeg, BaseLeftLeg ]
   id: LeftLegHarpy
   name: "left harpy leg"
 
 - type: entity
-  parent: [ PartHarpyBase, BaseRightLeg ]
+  parent: [ BaseHarpyLeg, BaseRightLeg ]
   id: RightLegHarpy
   name: "right harpy leg"
 

Resources/Prototypes/_DV/Entities/Mobs/Species/harpy.yml

@@ -128,8 +128,6 @@
           False: {visible: false}
           True: {visible: true}
   - type: MovementSpeedModifier
-    baseWalkSpeed: 2.5
-    baseSprintSpeed: 5.0
     weightlessAcceleration: 2.5
   - type: Inventory
     speciesId: harpy