patches/eglibc: remove 100-powerpc-private_futex.patch from trunk

100-powerpc-private_futex.patch no longer applies to eglibc trunk.
This patch was submitted upstream in trunk.

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>

# Compute IA-64-specific values

CT_DoArchTupleValues() {

    # The architecture part of the tuple:

    CT_TARGET_ARCH="${CT_ARCH}"

}