Revert "subtree updates"

Needs to go through CI

This reverts commit fc7e7973f3119e2bad511209aa336537dc5ffbed.
diff --git a/meta-arm/meta-arm-bsp/conf/machine/n1sdp.conf b/meta-arm/meta-arm-bsp/conf/machine/n1sdp.conf
index c25a32d..16b4098 100644
--- a/meta-arm/meta-arm-bsp/conf/machine/n1sdp.conf
+++ b/meta-arm/meta-arm-bsp/conf/machine/n1sdp.conf
@@ -29,7 +29,7 @@
 
 #UEFI EDK2 firmware
 EXTRA_IMAGEDEPENDS += "edk2-firmware"
-PREFERRED_VERSION_edk2-firmware ?= "202305"
+PREFERRED_VERSION_edk2-firmware ?= "202211"
 
 #optee
 PREFERRED_VERSION_optee-os ?= "3.20.%"