qtcurve: update to 1.9.1+202511.

Author: sgn

srcpkgs/qtcurve/patches/cross.patch

@@ -9,3 +9,28 @@
      "${PROJECT_SOURCE_DIR}/data/${pngname}.png" "qtc_${pngname}"
      "${CMAKE_CURRENT_BINARY_DIR}/${pngname}-png.h"
      DEPENDS qt-dump-png "${PROJECT_SOURCE_DIR}/data/${pngname}.png")
+--- a/qt6/style/CMakeLists.txt
++++ b/qt6/style/CMakeLists.txt
+@@ -37,7 +37,7 @@ set(qtcurve_style_common_SRCS
+ foreach(pngname check_on check_x_on dialog_error dialog_information
+     dialog_warning)
+   add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${pngname}-png.h"
+-    COMMAND "${PROJECT_BINARY_DIR}/tools/qt-dump-png"
++    COMMAND qt-dump-png
+     "${PROJECT_SOURCE_DIR}/data/${pngname}.png" "qtc_${pngname}"
+     "${CMAKE_CURRENT_BINARY_DIR}/${pngname}-png.h"
+     DEPENDS qt-dump-png "${PROJECT_SOURCE_DIR}/data/${pngname}.png")
+--- a/qt6/CMakeLists.txt
++++ b/qt6/CMakeLists.txt
+@@ -27,10 +27,7 @@ endforeach()
+ 
+ cmake_print_variables(QTC_QT6_MODULES QTC_QT6_LINK_LIBS)
+ 
+-get_target_property(REAL_QMAKE_EXECUTABLE Qt6::qmake IMPORTED_LOCATION)
+-execute_process(COMMAND "${REAL_QMAKE_EXECUTABLE}" -query QT_INSTALL_PLUGINS
+-  OUTPUT_VARIABLE _Qt6_PLUGIN_INSTALL_DIR
+-  ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
++set(_Qt6_PLUGIN_INSTALL_DIR "/usr/lib/qt6/plugins")
+ set(QTCURVE_STYLE_DIR "${_Qt6_PLUGIN_INSTALL_DIR}/styles/")
+ 
+ include_directories(

srcpkgs/qtcurve/patches/gtkprops_constexpr.patch

@@ -0,0 +1,12 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -255,8 +255,7 @@ if(QTC_INSTALL_PO)
+ 
+   if (ENABLE_QT6)
+     set(KF_MAJOR_VERSION 6)
+-  endif()
+-  if (ENABLE_QT5)
++  elseif (ENABLE_QT5)
+     set(KF_MAJOR_VERSION 5)
+   endif()
+   find_package(KF${KF_MAJOR_VERSION} REQUIRED COMPONENTS