mvebu: rename recently added flash driver fix

Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/target/linux/mvebu/patches-4.4/010-mtd-nand-pxa3xx_nand-add-support-for-partial-chunks.patch b/target/linux/mvebu/patches-4.4/020-mtd-nand-pxa3xx_nand-add-support-for-partial-chunks.patch
similarity index 100%
rename from target/linux/mvebu/patches-4.4/010-mtd-nand-pxa3xx_nand-add-support-for-partial-chunks.patch
rename to target/linux/mvebu/patches-4.4/020-mtd-nand-pxa3xx_nand-add-support-for-partial-chunks.patch