ipq807x: enable switchdev

Switchdev support is required for the NSS-DP switchdev support, which
in turn is required to fix the FDB roaming, so enable the required
kernel config option.

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

target/linux/ipq807x/config-5.15

@@ -159,7 +159,6 @@ CONFIG_GLOB=y
 CONFIG_GPIOLIB=y
 CONFIG_GPIOLIB_IRQCHIP=y
 CONFIG_GPIO_CDEV=y
-# CONFIG_GPIO_VIRTIO is not set
 CONFIG_HANDLE_DOMAIN_IRQ=y
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
@@ -251,6 +250,7 @@ CONFIG_NEED_SG_DMA_LENGTH=y
 CONFIG_NET_FLOW_LIMIT=y
 CONFIG_NET_SELFTESTS=y
 CONFIG_NET_SOCK_MSG=y
+CONFIG_NET_SWITCHDEV=y
 CONFIG_NLS=y
 CONFIG_NO_HZ_COMMON=y
 CONFIG_NO_HZ_IDLE=y
@@ -349,7 +349,6 @@ CONFIG_QCOM_BAM_DMA=y
 # CONFIG_QCOM_GENI_SE is not set
 # CONFIG_QCOM_GSBI is not set
 # CONFIG_QCOM_HFPLL is not set
-# CONFIG_QCOM_IPA is not set
 # CONFIG_QCOM_IPCC is not set
 # CONFIG_QCOM_LLCC is not set
 CONFIG_QCOM_MDT_LOADER=y