lxd/patches: Use context.TODO for db patch calls to query helpers
lxd/patches: Use context.TODO for db patch calls to query helpers

These don't opan a transaction with query.Transaction, so there is no
transaction context to pass down.

Signed-off-by: Max Asnaashari <291db2cb5046c5ac435c5cc205a1b9bc80a27f4b@canonical.com>

lxc/lxd,lxc/lxd,stgraber/lxd,lxc/lxd,lxc/lxd,stgraber/lxd,stgraber/lxd,stgraber/lxd,lxc/lxd,stgraber/lxd,lxc/lxd,stgraber/lxd,lxc/lxd,stgraber/lxd