zenfone9: Enable dedicated recovery ramdisk

Enable dedicated recovery ramdisk for taro. This dedicated recovery
ramdisk contains the recovery resources and kernel modules needed for
recovery. By keeping it in a dedicated partition, boot performance can
be improved for normal boot, since recovery resources do not need to be
loaded into RAM.

[micky387] original commit
https://git.codelinaro.org/clo/la/platform/vendor/qcom/taro/-/commit/bc9272776acdef536e8f9ae91961ab35a1a06a60

Change-Id: I0d77778bff6d1d02ade03c081835c9e76171f877
diff --git a/BoardConfig.mk b/BoardConfig.mk
index 71650da..65dc631 100755
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -30,6 +30,7 @@
     dtbo \
     odm \
     product \
+    recovery \
     system \
     system_ext \
     vbmeta \
@@ -211,6 +212,7 @@
 TARGET_VENDOR_PROP += $(DEVICE_PATH)/vendor.prop
 
 # Recovery
+BOARD_EXCLUDE_KERNEL_FROM_RECOVERY_IMAGE := true
 TARGET_USERIMAGES_USE_EXT4 := true
 TARGET_USERIMAGES_USE_F2FS := true
 TARGET_RECOVERY_FSTAB := $(DEVICE_PATH)/ramdisk/fstab.qcom