kernel: move mtd ofpart accepted patch

Move upstream patch to the backport directory.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

diff --git a/target/linux/generic/pending-5.10/401-v5.13-mtd-parsers-ofpart-support-BCM4908-fixed-partitions.patch b/target/linux/generic/backport-5.10/403-v5.13-mtd-parsers-ofpart-support-BCM4908-fixed-partitions.patch
similarity index 100%
rename from target/linux/generic/pending-5.10/401-v5.13-mtd-parsers-ofpart-support-BCM4908-fixed-partitions.patch
rename to target/linux/generic/backport-5.10/403-v5.13-mtd-parsers-ofpart-support-BCM4908-fixed-partitions.patch

diff --git a/target/linux/generic/pending-5.4/404-v5.13-mtd-parsers-ofpart-support-BCM4908-fixed-partitions.patch b/target/linux/generic/backport-5.4/403-v5.13-mtd-parsers-ofpart-support-BCM4908-fixed-partitions.patch
similarity index 100%
rename from target/linux/generic/pending-5.4/404-v5.13-mtd-parsers-ofpart-support-BCM4908-fixed-partitions.patch
rename to target/linux/generic/backport-5.4/403-v5.13-mtd-parsers-ofpart-support-BCM4908-fixed-partitions.patch