meta-patches: remove 0002-Package-Upgrade-croniter-and-kombu.patch

meta-patches: remove 0002-Package-Upgrade-croniter-and-kombu.patch

This is fixed in meta-starlingx by the commit:
===========================================================
Author: Babak Sarashki <babak.sarashki@windriver.com>
Date:   Fri Oct 2 13:35:23 2020 -0700

    package port: python-kombu version 4.6.6

    Required as not present in meta-python2 warrior branch.
    Patch has been upstreamed pending acceptance. This commit
    to be removed once patch has been accepted in upstream.

    Closes-Bug: 1899549
    Change-Id: I253ec03b088630781328879e4029e8ac93593314
    Signed-off-by: Babak Sarashki <babak.sarashki@windriver.com>
===========================================================

Issue-ID: INF-213

Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
Change-Id: Id38583195a157e98b351ec18b42c9c1e50f08829