Avoid cmake problem mixing target_link_libraries() calls

> The plain signature for target_link_libraries has already been used with
> the target "harfbuzz".  All uses of target_link_libraries with a target
> must be either all-keyword or all-plain.

CMakeLists.txt

@@ -426,7 +426,7 @@ target_include_directories(harfbuzz PUBLIC
                            "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>"
                            "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/harfbuzz>")
 if (HB_HAVE_FREETYPE AND TARGET freetype)
-  target_link_libraries(harfbuzz PUBLIC freetype)
+  target_link_libraries(harfbuzz freetype)
 endif ()