Rebase on FSF binutils 2.26.1 release.
Retire: binutils-2.26-Bsymbolic_PIE.patch
Retire: binutils-rh1312151.patch
Retire: binutils-2.26-fix-GOT-offset-calculation.patch
Retire: binutils-2.26-common-definitions.patch
Retire: binutils-2.26-x86-PIE-relocations.patch