Revert "Physics (#3452)"

This reverts commit 3e64fd56a1.

Content.Server/GameObjects/Components/Movement/PlayerInputMoverComponent.cs

@@ -0,0 +1,19 @@
+#nullable enable
+using Content.Shared.GameObjects.Components.Movement;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Map;
+
+namespace Content.Server.GameObjects.Components.Movement
+{
+    /// <summary>
+    ///     Moves the entity based on input from a KeyBindingInputComponent.
+    /// </summary>
+    [RegisterComponent]
+    [ComponentReference(typeof(IMoverComponent))]
+    public class PlayerInputMoverComponent : SharedPlayerInputMoverComponent
+    {
+        public override EntityCoordinates LastPosition { get; set; }
+
+        public override float StepSoundDistance { get; set; }
+    }
+}