patches: routing: bird: remove it as it was accepted in upstream

patches/routing/to-upstream/0001-bird-update-to-version-1.6.6.patch

-From d3f317b4ed6c7a185f5a6bdc4b76359cce75a2fe Mon Sep 17 00:00:00 2001
-From: Josef Schlehofer <josef.schlehofer@nic.cz>
-Date: Wed, 13 Feb 2019 16:17:13 +0100
-Subject: [PATCH] bird: update to version 1.6.6
-
-Signed-off-by: Josef Schlehofer <josef.schlehofer@nic.cz>
----
- bird/Makefile | 10 +++++-----
- 1 file changed, 5 insertions(+), 5 deletions(-)
-
-diff --git a/bird/Makefile b/bird/Makefile
-index b44114e..004d35a 100644
---- a/bird/Makefile
-+++ b/bird/Makefile
-@@ -7,12 +7,12 @@
- include $(TOPDIR)/rules.mk
- 
- PKG_NAME:=bird
--PKG_VERSION:=1.6.3
-+PKG_VERSION:=1.6.6
- PKG_RELEASE:=1
- 
- PKG_SOURCE:=bird-$(PKG_VERSION).tar.gz
- PKG_SOURCE_URL:=ftp://bird.network.cz/pub/bird
--PKG_MD5SUM:=39c51cf57c3ba8b5978b2a657ffa2f647ec7f3ae643e91cf42ee5cb070cf7e7c
-+PKG_HASH:=975b3b7aefbe1e0dc9c11e55517f0ca2d82cca1d544e2e926f78bc843aaf2d70
- PKG_BUILD_DEPENDS:=ncurses readline
- PKG_MAINTAINER:=Álvaro Fernández Rojas <noltari@gmail.com>
- 
-@@ -22,19 +22,19 @@ include $(INCLUDE_DIR)/package.mk
- 
- define Package/bird/Default
-   TITLE:=The BIRD Internet Routing Daemon
--  URL:=http://bird.network.cz/
-+  URL:=https://bird.network.cz/
-   DEPENDS:=+libpthread
- endef
- 
- define Package/birdc/Default
-   TITLE:=The BIRD command-line client
--  URL:=http://bird.network.cz/
-+  URL:=https://bird.network.cz/
-   DEPENDS:= +libreadline +libncurses
- endef
- 
- define Package/birdcl/Default
-   TITLE:=The BIRD lightweight command-line client
--  URL:=http://bird.network.cz/
-+  URL:=https://bird.network.cz/
- endef
- 
- define Package/bird/Default/description1
--- 
-2.19.1
-