opkg-utils: bump SRCREV to keep python2.6 compatibility
opkg-utils: bump SRCREV to keep python2.6 compatibility

Fix an issue where opkg-utils was using a method that requires at
least python2.7, causing compatibility issues on hosts that are still
using python2.6.

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

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