Make grinder use item slots (& misc eject-button changes) (#7197)

Resources/Locale/en-US/kitchen/components/reagent-grinder-component.ftl

@@ -11,6 +11,3 @@ grinder-menu-chamber-content-box-button = Eject Contents
 grinder-menu-beaker-content-box-label = Beaker
 grinder-menu-beaker-content-box-button = Eject Beaker
 grinder-menu-beaker-content-box-is-empty = Empty
-
-## Entity
-reagent-grinder-component-interact-using-no-hands = You have no hands.

Resources/Prototypes/Entities/Structures/Machines/reagent_grinder.yml

@@ -8,6 +8,16 @@
   - type: Transform
     anchored: true
   - type: ReagentGrinder
+    beakerSlot:
+      insertSound: /Audio/Machines/machine_switch.ogg
+      ejectSound: /Audio/Machines/machine_switch.ogg
+      soundOptions:
+        volume: -2
+      whitelist:
+        components:
+        - FitsInDispenser
+  - type: ActivatableUI
+    key: enum.ReagentGrinderUiKey.Key
   - type: UserInterface
     interfaces:
     - key: enum.ReagentGrinderUiKey.Key