libc/glibc: adding patch for glibc-2.10.1 for make-3.82 and later

Make 3.82 broke makefiles that used implicit and explicit rules on the
same line.

This was a undocumented feature that broke many makefiles.

This patch removes the offending rule and replaces it with two separate rules.

Signed-off-by: Daniel Schultze <kinglag@gmail.com>
[yann.morin.1998@free.fr: make it a crosstool-ng patch]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Message-Id: <CAEsx0Y-PDK7g6XanR=GRWT-8efMX=qAuB4Ub7wakF5sH=tQGxA@mail.gmail.com>
Patchwork-Id: 311876

# Options specific to crosstool-NG acting as a backend

config IS_A_BACKEND

    string

    option env="CT_IS_A_BACKEND"

config BACKEND

    bool

    default y if IS_A_BACKEND = "y" || IS_A_BACKEND = "Y"

config BACKEND_ARCH

    string

    option env="CT_BACKEND_ARCH"

config BACKEND_KERNEL

    string

    option env="CT_BACKEND_KERNEL"

config BACKEND_LIBC

    string

    option env="CT_BACKEND_LIBC"