Remove 'fix Vanilla Minecart speed' patch (#10068)

The game uses 0.95d now

patches/server/Use-Vanilla-Minecart-Speeds.patch

@@ -1,24 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Aikar <aikar@aikar.co>
-Date: Thu, 8 Nov 2018 21:33:09 -0500
-Subject: [PATCH] Use Vanilla Minecart Speeds
-
-CraftBukkit changed the values on flying speed, restore back to vanilla
-
-diff --git a/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecart.java b/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecart.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecart.java
-+++ b/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecart.java
-@@ -0,0 +0,0 @@ public abstract class AbstractMinecart extends VehicleEntity {
-     private double derailedX = 0.5;
-     private double derailedY = 0.5;
-     private double derailedZ = 0.5;
--    private double flyingX = 0.95;
--    private double flyingY = 0.95;
--    private double flyingZ = 0.95;
-+    private double flyingX = 0.949999988079071D; // Paper - restore vanilla precision
-+    private double flyingY = 0.949999988079071D; // Paper - restore vanilla precision
-+    private double flyingZ = 0.949999988079071D; // Paper - restore vanilla precision
-     public double maxSpeed = 0.4D;
-     // CraftBukkit end
-