libebml: remove

Since libmatroska was removed, this is unused.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

libs/libebml/Makefile

@@ -1,48 +0,0 @@
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
-#
-
-include $(TOPDIR)/rules.mk
-
-PKG_NAME:=libebml
-PKG_VERSION:=1.4.2
-PKG_RELEASE:=$(AUTORELEASE)
-
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
-PKG_SOURCE_URL:=https://codeload.github.com/Matroska-Org/libebml/tar.gz/release-$(PKG_VERSION)?
-PKG_HASH:=66486742fd4f443553ad1917505208404c8c4240c0ab26cedaf41d9476efc665
-PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-release-$(PKG_VERSION)
-
-PKG_MAINTAINER:=
-PKG_LICENSE:=LGPL-2.1-or-later
-PKG_LICENSE_FILES:=LICENSE.LGPL
-
-CMAKE_INSTALL:=1
-
-include $(INCLUDE_DIR)/package.mk
-include $(INCLUDE_DIR)/cmake.mk
-
-define Package/libebml
-  SECTION:=libs
-  CATEGORY:=Libraries
-  TITLE:=a C++ libary to parse EBML files
-  URL:=https://github.com/Matroska-Org/libebml
-  DEPENDS:=+libstdcpp
-  BUILDONLY:=1
-endef
-
-define Package/libebml/description
-  a C++ libary to parse EBML files
-  Specifications may be rendered at http://matroska-org.github.io/libebml/
-endef
-
-CMAKE_OPTIONS += \
-	-DCMAKE_LINK_WHAT_YOU_USE=ON \
-	-DDISABLE_PKGCONFIG=OFF \
-	-DDISABLE_CMAKE_CONFIG=OFF \
-	-DENABLE_WIN32_IO=OFF
-
-TARGET_LDFLAGS += -Wl,--gc-sections
-
-$(eval $(call BuildPackage,libebml))

libs/libebml/patches/010-gcc11.patch

@@ -1,20 +0,0 @@
---- a/src/EbmlString.cpp
-+++ b/src/EbmlString.cpp
-@@ -34,6 +34,7 @@
-   \author Steve Lhomme     <robux4 @ users.sf.net>
- */
- #include <cassert>
-+#include <limits>
- 
- #include "ebml/EbmlString.h"
- 
---- a/src/EbmlUnicodeString.cpp
-+++ b/src/EbmlUnicodeString.cpp
-@@ -36,6 +36,7 @@
- */
- 
- #include <cassert>
-+#include <limits>
- 
- #include "ebml/EbmlUnicodeString.h"
-