Remove LIBINTL_DEP

The intl directory in the source no longer exists.  LIBINTL_DEP is
thus always empty.  Remove references to it.

config/
	* gettext-sister.m4: Don't AC_SUBST LIBINTL_DEP.
bfd/
	* Makefile.in: Regenerate.
	* configure: Regenerate.
binutils/
	* Makefile.am (*_DEPENDENCIES): Remove LIBINTL_DEP.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
gas/
	* Makefile.am (as_new_DEPENDENCIES): Remove LIBINTL_DEP.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
gdb/
	* Makefile.in (INTL_DEPS): Don't set or reference.
	* configure: Regenerate.
gdbserver/
	* Makefile.in (INTL_DEPS): Don't set or reference.
gdbsupport/
	* Makefile.in: Regenerate.
	* configure: Regenerate.
gold/
	* Makefile.am (deps_var): Remove LIBINTL_DEP.
	(incremental_dump_DEPENDENCIES, dwp_DEPENDENCIES): Likewise.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* testsuite/Makefile.am (DEPENDENCIES): Remove LIBINTL_DEP.
	* testsuite/Makefile.in: Regenerate.
gprof/
	* Makefile.am (gprof_DEPENDENCIES): Remove LIBINTL_DEP.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
ld/
	* Makefile.am (ld_new_DEPENDENCIES): Remove LIBINTL_DEP.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
libctf/
	* Makefile.in: Regenerate.
	* configure: Regenerate.
opcodes/
	* configure.ac (BUILD_LIBS): Remove LIBINTL.
	(BUILD_LIB_DEPS): Remove LIBINTL_DEP.
	* Makefile.in: Regenerate.
	* configure: Regenerate.