libchewing: add patch upstream status

recipes-support/libchewing/0001-Cross-compilation-options.patch

@@ -3,6 +3,7 @@ From: Andreas Cord-Landwehr <cordlandwehr@kde.org>
 Date: Mon, 4 Jan 2021 20:17:32 +0100
 Subject: [PATCH] Cross-compilation options
 
+Upstream-Status: Pending
 ---
  CMakeLists.txt | 17 +++++++++++++++--
  1 file changed, 15 insertions(+), 2 deletions(-)

recipes-support/libchewing/0002-Disable-genkeystroke-testapp.patch

@@ -5,6 +5,8 @@ Subject: [PATCH 2/2] Disable genkeystroke testapp
 
 Hard comment out problematic test app instead of fixing the
 find module for libcurses.
+
+Upstream-Status: Pending
 ---
  CMakeLists.txt | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)