tree b8c5e516424638fe00fd3b7b908d22f8f859b6d6
parent 5799bf7282c391126b4a8b8742fd2f67f39d1e73
author Dmitry V. Levin <ldv@altlinux.org> 1608043238 +0300
committer Mark Wielaard <mark@klomp.org> 1608061397 +0100

m4: remove unneeded Makefile.am

m4 files do not have to listed in EXTRA_DIST, in fact,
biarch.m4 has not been listed since its very beginning in 2013,
and nobody seems to have noticed so far.

Tested with
autoreconf -if && ./configure --enable-maintainer-mode && make && make distcheck

Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>