podman: Drop upstreamed changed

Patch has been merged upstream:
* 6063ad1 : podman: Rename podman-rootless.conf sysctl file to aid
  overrides - Andrei Gherzan

Signed-off-by: Pavel Zhukov <pavel.zhukov@huawei.com>

meta-oniro-core/recipes-containers/podman/podman_%.bbappend

-# SPDX-FileCopyrightText: Huawei Inc.
-#
-# SPDX-License-Identifier: Apache-2.0
-
-inherit writables
-
-WRITABLES = "rootuser-netconfig"
-WRITABLE_PATH[rootuser-netconfig] = "/etc/cni/net.d"
-
-do_install:append() {
-	if ${@bb.utils.contains('PACKAGECONFIG', 'rootless', 'true', 'false', d)}; then
-		# Make sure that the Oniro defaults gets overridden by this.
-		mv "${D}${sysconfdir}/sysctl.d/00-podman-rootless.conf" \
-			"${D}${sysconfdir}/sysctl.d/50-podman-rootless.conf"
-	fi
-}