wireshark: fix Qt5/6 configuration

Wireshark is built with Qt6 by default when Qt is enabled.
Forcibly disable Qt6 in our Qt5 PACKAGECONFIG

Github issue: openembedded#844

Reported-by: Ludovic Jozeau <ludovic.jozeau@smile.fr>
Reviewed-by: Yoann Congal <yoann.congal@smile.fr>
Signed-off-by: Ghislain Mangé <ghislain.mange@smile.fr>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-networking/recipes-support/wireshark/wireshark_4.2.7.bb

@@ -46,7 +46,7 @@ PACKAGECONFIG[zstd] = "-DENABLE_ZSTD=ON,-DENABLE_ZSTD=OFF, zstd"
 PACKAGECONFIG[nghttp2] = "-DENABLE_NGHTTP2=ON,-DENABLE_NGHTTP2=OFF, nghttp2"
 
 # these next two options require addional layers
-PACKAGECONFIG[qt5] = "-DENABLE_QT5=ON -DBUILD_wireshark=ON, -DENABLE_QT5=OFF -DBUILD_wireshark=OFF, qttools-native qtmultimedia qtsvg"
+PACKAGECONFIG[qt5] = "-DENABLE_QT5=ON -DBUILD_wireshark=ON -DUSE_qt6=OFF, -DENABLE_QT5=OFF -DBUILD_wireshark=OFF, qttools-native qtmultimedia qtsvg"
 
 inherit ${@bb.utils.contains('PACKAGECONFIG', 'qt5', 'cmake_qt5', '', d)}