add 'Upstream-Status' to some patches

recipes-extended/date/files/pkgconfig.patch

@@ -3,6 +3,7 @@ From: Cole Mickens <cole.mickens@gmail.com>
 Date: Sun, 26 Jan 2020 01:27:08 -0800
 Subject: [PATCH] CMakeLists.txt: output date.pc for pkg-config
 
+Upstream-Status: Pending []
 ---
  CMakeLists.txt | 15 +++++++++++++++
  date.pc.in     | 10 ++++++++++

recipes-extended/fcft/fcft/0001-generate-version.sh-dont-try-to-fetch-version-from-g.patch

@@ -8,6 +8,8 @@ workaround for:
 | FAILED: version.h
 | /home/flk/build/poky/build-intel/tmp/hosttools/env LC_ALL=C ../git/generate-version.sh 3.0.1 ../git/ version.h
 | fatal: unsafe repository ('/home/flk/build/poky/build-intel/tmp/work/corei7-64-poky-linux/fcft/3.0.1-r0/git' is owned by someone else)
+
+Upstream-Status: Inappropriate [oe-specific]
 ---
  generate-version.sh | 19 +------------------
  1 file changed, 1 insertion(+), 18 deletions(-)

recipes-extended/scdoc/scdoc/0001-Makefile-dont-add-static-to-LDFLAGS.patch

@@ -4,6 +4,8 @@ Date: Thu, 13 Jul 2023 19:26:40 +0200
 Subject: [PATCH] Makefile: dont add -static to LDFLAGS
 
 Signed-off-by: Markus Volk <f_l_k@t-online.de>
+
+Upstream-Status: Inappropriate [oe-specific]
 ---
  Makefile | 1 -
  1 file changed, 1 deletion(-)

recipes-extended/xcur2png/xcur2png/0001-fix-wrong-math.patch

@@ -4,6 +4,8 @@ Date: Mon, 1 Jun 2020 22:32:16 +0200
 Subject: [PATCH 1/1] fix wrong math
 
 Signed-off-by: Christian Hesse <mail@eworm.de>
+
+Upstream-Status: Pending []
 ---
  xcur2png.c | 6 +++---
  1 file changed, 3 insertions(+), 3 deletions(-)

recipes-support/foot/foot/0001-generate-version.sh-dont-try-to-fetch-version-from-g.patch

@@ -3,6 +3,7 @@ From: Markus Volk <f_l_k@t-online.de>
 Date: Tue, 19 Apr 2022 13:41:21 +0200
 Subject: [PATCH] generate-version.sh: dont try to fetch version from git
 
+Upstream-Status: Inappropriate [oe-specific]
 ---
  generate-version.sh | 21 ++-------------------
  1 file changed, 2 insertions(+), 19 deletions(-)