SPIGOT-4666: Force parameter in HumanEntity#sleep

Also moved the application of the force parameter inside EntityHuman, to
no longer allow bypassing of very essential checks.

By: blablubbabc <lukas@wirsindwir.de>

paper-server/nms-patches/EntityHuman.patch

@@ -330,7 +330,7 @@
                  return EntityHuman.EnumBedResult.NOT_POSSIBLE_HERE;
              }
  
-@@ -1140,6 +1267,30 @@
+@@ -1140,6 +1267,34 @@
                  }
              }
          }
@@ -344,12 +344,16 @@
 +
 +    public EntityHuman.EnumBedResult a(BlockPosition blockposition, boolean force) {
 +        EnumDirection enumdirection = (EnumDirection) this.world.getType(blockposition).get(BlockFacingHorizontal.FACING);
-+        EntityHuman.EnumBedResult bedResult = force ? EnumBedResult.OK : this.getBedResult(blockposition, enumdirection);
++        EntityHuman.EnumBedResult bedResult = this.getBedResult(blockposition, enumdirection);
 +
 +        if (bedResult == EntityHuman.EnumBedResult.OTHER_PROBLEM) {
 +            return bedResult; // return immediately if the result is not bypassable by plugins
 +        }
 +
++        if (force) {
++            bedResult = EnumBedResult.OK;
++        }
++
 +        if (this.getBukkitEntity() instanceof Player) {
 +            bedResult = org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerBedEnterEvent(this, blockposition, bedResult);
 +
@@ -361,7 +365,7 @@
  
          if (this.isPassenger()) {
              this.stopRiding();
-@@ -1206,6 +1357,24 @@
+@@ -1206,6 +1361,24 @@
              this.world.everyoneSleeping();
          }
  
@@ -386,7 +390,7 @@
          this.sleepTicks = flag ? 0 : 100;
          if (flag2) {
              this.setRespawnPosition(this.bedPosition, false);
-@@ -1257,9 +1426,11 @@
+@@ -1257,9 +1430,11 @@
          if (blockposition != null) {
              this.e = blockposition;
              this.f = flag;
@@ -398,7 +402,7 @@
          }
  
      }
-@@ -1325,7 +1496,11 @@
+@@ -1325,7 +1500,11 @@
              this.motY = d3 * 0.6D;
              this.aU = f3;
              this.fallDistance = 0.0F;
@@ -411,7 +415,7 @@
          } else {
              super.a(f, f1, f2);
          }
-@@ -1625,13 +1800,17 @@
+@@ -1625,13 +1804,17 @@
      }
  
      protected void releaseShoulderEntities() {
@@ -434,7 +438,7 @@
          if (!this.world.isClientSide && !nbttagcompound.isEmpty()) {
              Entity entity = EntityTypes.a(nbttagcompound, this.world);
  
-@@ -1640,9 +1819,10 @@
+@@ -1640,9 +1823,10 @@
              }
  
              entity.setPosition(this.locX, this.locY + 0.699999988079071D, this.locZ);