Enable /proc/config.gz on arm64

Signed-off-by: Mitchell Levy <levymitchell0@gmail.com>

Author: chessturo

arch/arm64/configs/config-wsl-arm64

@@ -146,7 +146,7 @@ CONFIG_RCU_NEED_SEGCBLIST=y
 # end of RCU Subsystem
 
 CONFIG_IKCONFIG=y
-# CONFIG_IKCONFIG_PROC is not set
+CONFIG_IKCONFIG_PROC=y
 CONFIG_IKHEADERS=m
 CONFIG_LOG_BUF_SHIFT=18
 CONFIG_LOG_CPU_MAX_BUF_SHIFT=12