udev/attr_2.4.44: update recipe SRC_URI
udev/attr_2.4.44: update recipe SRC_URI

This updates the SRC_URI of the attr_2.4.44.bb recipe since
mirrors.its.uidaho.edu seems down. Fetch attr package from
download.savannah.gnu.org from now on.
This commit is the result of rebasing my patch ba7351 from master.

Signed-off-by: Apelete Sekteli <5513108e721878f07bfb2a30cd534488c7df106c@seketeli.net>

sledz/oe,mrchapp/arago-oe-dev,mrchapp/arago-oe-dev,mrchapp/arago-oe-dev,sledz/oe,sledz/oe,mrchapp/arago-oe-dev,sledz/oe,mrchapp/arago-oe-dev,mrchapp/arago-oe-dev,sledz/oe,mrchapp/arago-oe-dev,sledz/oe,sledz/oe