cap_sprout: remove `recovery-as-boot`

* Since this device have dedicated recovery despite being A/B, has to remove it.
* TW_NO_FLASH_CURRENT_TWRP set as true, since its not need.

Signed-off-by: Carlo Dee <carlodee.official@proton.me>

BoardConfig.mk

@@ -17,7 +17,6 @@ AB_OTA_PARTITIONS += \
     system_ext \
     product \
     vendor
-BOARD_USES_RECOVERY_AS_BOOT := true
 
 # Architecture
 TARGET_ARCH := arm64
@@ -110,3 +109,4 @@ TW_SCREEN_BLANK_ON_BOOT := true
 TW_INPUT_BLACKLIST := "hbtp_vm"
 TW_USE_TOOLBOX := true
 TW_INCLUDE_REPACKTOOLS := true
+TW_NO_FLASH_CURRENT_TWRP := true # For A/B devices that has dedicated recovery, removing that option in Advance.