message: build: remove unnecessary qt xcb patching
  The lines that this sed command was modifying were removed some time
  ago. Relevant upstream change:
diff: @@ -156,7 +156,6 @@ define $(package)_preprocess_cmds
  sed -i.old "s|updateqm.commands = \$$$$\$$$$LRELEASE|updateqm.commands = $($(package)_extract_dir)/qttools/bin/lrelease|" qttranslations/translations/translations.pro && \
  sed -i.old "/updateqm.depends =/d" qttranslations/translations/translations.pro && \
  sed -i.old "s/src_plugins.depends = src_sql src_network/src_plugins.depends = src_network/" qtbase/src/src.pro && \
  - sed -i.old "s|X11/extensions/XIproto.h|X11/X.h|" qtbase/src/plugins/platforms/xcb/qxcbxsettings.cpp && \
  sed -i.old -e 's/if \[ "$$$$XPLATFORM_MAC" = "yes" \]; then xspecvals=$$$$(macSDKify/if \[ "$$$$BUILD_ON_MAC" = "yes" \]; then xspecvals=$$$$(macSDKify/' -e 's|/bin/pwd|pwd|' qtbase/configure && \
  mkdir -p qtbase/mkspecs/macx-clang-linux &&\
  cp -f qtbase/mkspecs/macx-clang/Info.plist.lib qtbase/mkspecs/macx-clang-linux/ &&\
  