generic: 6.1: backport qca808x LED support patch

Backport qca808x LED support patch merged upstream needed to drop
handling of it from the SSDK for ipq807x target.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>

target/linux/generic/pending-6.1/703-phy-add-detach-callback-to-struct-phy_driver.patch

@@ -23,7 +23,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  			sysfs_remove_link(&dev->dev.kobj, "phydev");
 --- a/include/linux/phy.h
 +++ b/include/linux/phy.h
-@@ -887,6 +887,12 @@ struct phy_driver {
+@@ -896,6 +896,12 @@ struct phy_driver {
  	/** @handle_interrupt: Override default interrupt handling */
  	irqreturn_t (*handle_interrupt)(struct phy_device *phydev);