backport patch to remove tinyxml2 replaced by pugixml
https://github.com/musescore/MuseScore/pull/30086.patch
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -123,7 +123,6 @@ option(MUE_COMPILE_USE_SYSTEM_FREETYPE "Try use system freetype" OFF)
 option(MUE_COMPILE_USE_SYSTEM_HARFBUZZ "Try use system harfbuzz" OFF)
 option(MUE_COMPILE_USE_SYSTEM_OPUS "Try use system opus" OFF)
 option(MUE_COMPILE_USE_SYSTEM_OPUSENC "Try use system libopusenc" OFF)
-option(MUE_COMPILE_USE_SYSTEM_TINYXML "Try use system tinyxml" OFF)
 
 # === Debug ===
 option(MUE_ENABLE_LOAD_QML_FROM_SOURCE "Load qml files from source (not resource)" OFF)
--- a/src/framework/global/CMakeLists.txt
+++ b/src/framework/global/CMakeLists.txt
@@ -27,7 +27,6 @@ include(${CMAKE_CURRENT_LIST_DIR}/thirdparty/kors_profiler/profiler/profiler.cma
 include(${CMAKE_CURRENT_LIST_DIR}/thirdparty/kors_modularity/modularity/modularity.cmake)
 include(${CMAKE_CURRENT_LIST_DIR}/thirdparty/utfcpp/utfcpp.cmake)
 
-find_package(TinyXml REQUIRED)
 set(MODULE_SRC
     ${MODULARITY_SRC}
     ${ASYNC_SRC}
@@ -134,7 +133,6 @@ set(MODULE_SRC
     ${CMAKE_CURRENT_LIST_DIR}/serialization/xmlstreamreader.h
     ${CMAKE_CURRENT_LIST_DIR}/serialization/xmlstreamwriter.cpp
     ${CMAKE_CURRENT_LIST_DIR}/serialization/xmlstreamwriter.h
-    ${TINYXML_MODULE_SRC}
     ${CMAKE_CURRENT_LIST_DIR}/serialization/zipreader.cpp
     ${CMAKE_CURRENT_LIST_DIR}/serialization/zipreader.h
     ${CMAKE_CURRENT_LIST_DIR}/serialization/zipwriter.cpp
@@ -265,9 +263,6 @@ list(APPEND MODULE_INCLUDE_PRIVATE
 list(APPEND MODULE_INCLUDE_PRIVATE ${Z_INCLUDE})
 list(APPEND MODULE_LINK ${Z_LIB})
 
-list(APPEND MODULE_LINK ${TINYXML_MODULE_LINK})
-set(MODULE_DEF ${TINYXML_MODULE_DEF})
-
 if (QT_SUPPORT)
     # These are needed by so many modules, that we make them public here,
     # so that other modules get them transitively.