libzip: fix typo in patch (fixes #15992)

This prevented expansion of libdir in pkgconfig.

Signed-off-by: Michael Heimpold <mhei@heimpold.de>

libs/libzip/Makefile

@@ -7,7 +7,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libzip
 PKG_VERSION:=1.8.0
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=https://libzip.org/download/

libs/libzip/patches/0001-Try-having-relative-paths-in-pkg-config-file.patch

@@ -23,7 +23,7 @@ Addresses #248
 +file(RELATIVE_PATH pc_relative_bindir ${CMAKE_INSTALL_PREFIX} ${CMAKE_INSTALL_FULL_BINDIR})
 +set(bindir "\${prefix}/${pc_relative_bindir}")
 +file(RELATIVE_PATH pc_relative_libdir ${CMAKE_INSTALL_PREFIX} ${CMAKE_INSTALL_FULL_LIBDIR})
-+set(libdir "\${prefix)/${pc_relative_libdir}")
++set(libdir "\${prefix}/${pc_relative_libdir}")
 +file(RELATIVE_PATH pc_relative_includedir ${CMAKE_INSTALL_PREFIX} ${CMAKE_INSTALL_FULL_INCLUDEDIR})
 +set(includedir "\${prefix}/${pc_relative_includedir}")
  if(CMAKE_SYSTEM_NAME MATCHES BSD)