ipq40xx: move DSA and ethernet driver to 5.15 specific directory

As a preparation to move to 6.1, we need to move the DSA and ethernet
drivers to a 5.15 specific directory as 6.1 will use the latest patchset
that was sent upstream which is too hard to backport to 5.15.

Signed-off-by: Robert Marko <robimarko@gmail.com>

diff --git a/target/linux/ipq40xx/files/drivers/net/dsa/qca/qca8k-ipq4019.c b/target/linux/ipq40xx/files-5.15/drivers/net/dsa/qca/qca8k-ipq4019.c
similarity index 100%
rename from target/linux/ipq40xx/files/drivers/net/dsa/qca/qca8k-ipq4019.c
rename to target/linux/ipq40xx/files-5.15/drivers/net/dsa/qca/qca8k-ipq4019.c

diff --git a/target/linux/ipq40xx/files/drivers/net/dsa/qca/qca8k-ipq4019.h b/target/linux/ipq40xx/files-5.15/drivers/net/dsa/qca/qca8k-ipq4019.h
similarity index 100%
rename from target/linux/ipq40xx/files/drivers/net/dsa/qca/qca8k-ipq4019.h
rename to target/linux/ipq40xx/files-5.15/drivers/net/dsa/qca/qca8k-ipq4019.h

diff --git a/target/linux/ipq40xx/files/drivers/net/ethernet/qualcomm/ipqess/Makefile b/target/linux/ipq40xx/files-5.15/drivers/net/ethernet/qualcomm/ipqess/Makefile
similarity index 100%
rename from target/linux/ipq40xx/files/drivers/net/ethernet/qualcomm/ipqess/Makefile
rename to target/linux/ipq40xx/files-5.15/drivers/net/ethernet/qualcomm/ipqess/Makefile

diff --git a/target/linux/ipq40xx/files/drivers/net/ethernet/qualcomm/ipqess/ipqess.c b/target/linux/ipq40xx/files-5.15/drivers/net/ethernet/qualcomm/ipqess/ipqess.c
similarity index 100%
rename from target/linux/ipq40xx/files/drivers/net/ethernet/qualcomm/ipqess/ipqess.c
rename to target/linux/ipq40xx/files-5.15/drivers/net/ethernet/qualcomm/ipqess/ipqess.c

diff --git a/target/linux/ipq40xx/files/drivers/net/ethernet/qualcomm/ipqess/ipqess.h b/target/linux/ipq40xx/files-5.15/drivers/net/ethernet/qualcomm/ipqess/ipqess.h
similarity index 100%
rename from target/linux/ipq40xx/files/drivers/net/ethernet/qualcomm/ipqess/ipqess.h
rename to target/linux/ipq40xx/files-5.15/drivers/net/ethernet/qualcomm/ipqess/ipqess.h

diff --git a/target/linux/ipq40xx/files/drivers/net/ethernet/qualcomm/ipqess/ipqess_ethtool.c b/target/linux/ipq40xx/files-5.15/drivers/net/ethernet/qualcomm/ipqess/ipqess_ethtool.c
similarity index 100%
rename from target/linux/ipq40xx/files/drivers/net/ethernet/qualcomm/ipqess/ipqess_ethtool.c
rename to target/linux/ipq40xx/files-5.15/drivers/net/ethernet/qualcomm/ipqess/ipqess_ethtool.c