Revert "package/pkg-autotools.mk: only pass --runstatedir=/run if supported"

This reverts commit cc9d55e1.

This unfortunately still breaks with packages having additional configure
scripts in subdirectories where the toplevel script supports --runstatedir,
but some of the children do not.

Fixes:
http://autobuild.buildroot.net/results/c60/c607d8062e17aa6871e30a3ad90cbd0b1b921ae1/
http://autobuild.buildroot.net/results/eef/eefa67773ccc44f3b06894bccc62af97ec15dcdb/



Acked-by: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>