Update to Minecraft 1.15

By: md_5 <git@md-5.net>

paper-server/nms-patches/EntityShulkerBullet.patch

@@ -30,7 +30,7 @@
      @Override
      public SoundCategory getSoundCategory() {
          return SoundCategory.HOSTILE;
-@@ -294,6 +315,7 @@
+@@ -298,6 +319,7 @@
      }
  
      protected void a(MovingObjectPosition movingobjectposition) {
@@ -38,7 +38,7 @@
          if (movingobjectposition.getType() == MovingObjectPosition.EnumMovingObjectType.ENTITY) {
              Entity entity = ((MovingObjectPositionEntity) movingobjectposition).getEntity();
              boolean flag = entity.damageEntity(DamageSource.a(this, this.shooter).c(), 4.0F);
-@@ -301,7 +323,7 @@
+@@ -305,7 +327,7 @@
              if (flag) {
                  this.a(this.shooter, entity);
                  if (entity instanceof EntityLiving) {