- Remove hardcoded SOVERSION

Index: qt5/src/CMakeLists.txt
--- qt5/src/CMakeLists.txt.orig
+++ qt5/src/CMakeLists.txt
@@ -34,7 +34,6 @@ set(poppler_qt5_SRCS
 )
 add_library(poppler-qt5 ${poppler_qt5_SRCS})
 generate_export_header(poppler-qt5 BASE_NAME poppler-qt5 EXPORT_FILE_NAME "${CMAKE_CURRENT_BINARY_DIR}/poppler-export.h")
-set_target_properties(poppler-qt5 PROPERTIES VERSION 1.39.0 SOVERSION 1)
 if(MINGW AND BUILD_SHARED_LIBS)
     get_target_property(POPPLER_QT5_SOVERSION poppler-qt5 SOVERSION)
     set_target_properties(poppler-qt5 PROPERTIES SUFFIX "-${POPPLER_QT5_SOVERSION}${CMAKE_SHARED_LIBRARY_SUFFIX}")
