[libxml2] cmake: Build static library with -DLIBXML_STATIC

[Nick Wellnhofer <nwellnhof src gnome org>]

commit 530938b4870192d51fd0f01e564c12acc0f7acac
Author: Nick Wellnhofer <wellnhofer aevum de>
Date:   Tue Oct 18 18:56:56 2022 +0200

    cmake: Build static library with -DLIBXML_STATIC
    
    Fix scope of target_compile_definitions command.
    
    Fixes #425.

 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c3dba6c6..ccb22540 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -326,7 +326,7 @@ add_library(LibXml2::LibXml2 ALIAS LibXml2)
 target_compile_definitions(LibXml2 PRIVATE SYSCONFDIR="${CMAKE_INSTALL_FULL_SYSCONFDIR}")
 
 if(NOT BUILD_SHARED_LIBS)
-       target_compile_definitions(LibXml2 INTERFACE LIBXML_STATIC)
+       target_compile_definitions(LibXml2 PUBLIC LIBXML_STATIC)
        set(XML_CFLAGS "-DLIBXML_STATIC")
 endif()