Revert "qemu: remove unsupported linker option for RHEL6"

Drop support for RHEL6 which has been unsupported by Poky
since 2.1.

This reverts commit 94ac41b1aa87a76a5ec3e50a24f4d7ce61ba5ca1.

Tested: Built a witherspoon image
Change-Id: I934af01801df03359d00cdf65a57019f08b77c01
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-phosphor/common/recipes-devtools/qemu/qemu_%.bbappend b/meta-phosphor/common/recipes-devtools/qemu/qemu_%.bbappend
deleted file mode 100644
index a458f5e..0000000
--- a/meta-phosphor/common/recipes-devtools/qemu/qemu_%.bbappend
+++ /dev/null
@@ -1,2 +0,0 @@
-# TODO: openbmc/openbmc#1407 - Remove with RHEL6 support deprecation.
-LDFLAGS_remove_class-native = " -fuse-ld=bfd"