gcc: remove unused patches and move patches in proper dir

gcc: update upstream-status for patches

python: update upstream-status for patches

libtool: update upstream-status of patches

m4: update upstream status for patches

eglibc: remove unused patches

eglibc: update upstream status of patches

glibc: update upstream-status of patches & remove unused patches

(From OE-Core rev: d10df0e5a363fe8b305ffac7e8ac231da8e07552)

Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/m4/m4/ac_config_links.patch

@@ -1,3 +1,5 @@
+Upstream-Status: Inappropriate [configuration]
+
 This patch fixes a build problem for m4-native experienced on Ubuntu 9.10,
 where autoconf/automake (AC_CONFIG_LINKS) ends up making GNUmakefile a
 symlink to itself.

meta/recipes-devtools/m4/m4/fix_for_circular_dependency.patch

@@ -1,3 +1,5 @@
+Upstream-Status: Inappropriate [licensing]
+
 The older GPLv2 m4 does not work well with newer autoconf. It causes the 
 circular dependency as seen bellow.
   Removing this m4 file which was needed only forl older autoconf

meta/recipes-devtools/m4/m4/make.patch

@@ -1,3 +1,4 @@
+Upstream-Status: Inappropriate [embedded specific]
 
 #
 # Patch managed by http://www.holgerschurig.de/patcher.html