mediatek: mt7622: add tag to upstreamed patches

The patches "191-arm64-dts-mt7622-specify-the-L2-cache-topology.patch"
and "192-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch" are
upstreamed to 5.19.

Signed-off-by: Nick Hainke <vincent@systemli.org>

diff --git a/target/linux/mediatek/patches-5.15/191-arm64-dts-mt7622-specify-the-L2-cache-topology.patch b/target/linux/mediatek/patches-5.15/191-v5.19-arm64-dts-mt7622-specify-the-L2-cache-topology.patch
similarity index 100%
rename from target/linux/mediatek/patches-5.15/191-arm64-dts-mt7622-specify-the-L2-cache-topology.patch
rename to target/linux/mediatek/patches-5.15/191-v5.19-arm64-dts-mt7622-specify-the-L2-cache-topology.patch

diff --git a/target/linux/mediatek/patches-5.15/192-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch b/target/linux/mediatek/patches-5.15/192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch
similarity index 100%
rename from target/linux/mediatek/patches-5.15/192-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch
rename to target/linux/mediatek/patches-5.15/192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch