patches/packages: drop unnecessary patch

Geoip2 is disabled so this dependency is not used.

patches/packages/to-upstream/0013-syslog-ng-add-missing-libmaxminddb-dependency.patch

-From 4b837263f8d17433100e235a5c2afc251dc4038c Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <karel.koci@nic.cz>
-Date: Mon, 11 Mar 2019 07:04:23 +0100
-Subject: [PATCH] syslog-ng: add missing libmaxminddb dependency
-
----
- admin/syslog-ng/Makefile | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/admin/syslog-ng/Makefile b/admin/syslog-ng/Makefile
-index 57d3123..7182882 100644
---- a/admin/syslog-ng/Makefile
-+++ b/admin/syslog-ng/Makefile
-@@ -27,7 +27,7 @@ define Package/syslog-ng
-   CATEGORY:=Administration
-   TITLE:=A powerful syslog daemon
-   URL:=https://www.syslog-ng.com/products/open-source-log-management/
--  DEPENDS:=+libpcre +glib2 +libopenssl +libpthread +librt +zlib +libdbi +libjson-c +libcurl +libuuid
-+  DEPENDS:=+libpcre +glib2 +libopenssl +libpthread +librt +zlib +libdbi +libjson-c +libcurl +libuuid +libmaxminddb
- endef
- 
- define Package/syslog-ng/description
--- 
-2.23.0
-