boot: zephyr: Remove reference to deprecated BT_CTLR option #3182

Job	Run time
environment (esp32, serialrecovery)	1m 51s
environment (esp32s2, secureboot-sign-rsa2048,secureboot-sign-rsa3072,secureboot-sign-ec256,secur...	2m 13s
environment (esp32s2, serialrecovery)	1m 47s
environment (esp32, secureboot-sign-rsa2048,secureboot-sign-rsa3072,secureboot-sign-ec256,secureb...	2m 7s
environment (esp32s3, serialrecovery)	1m 50s
environment (esp32s3, secureboot-sign-rsa2048,secureboot-sign-rsa3072,secureboot-sign-ec256,secur...	2m 9s
environment (esp32c3, secureboot-sign-rsa2048,secureboot-sign-rsa3072,secureboot-sign-ec256,secur...	2m 6s
environment (esp32s3, multi-image,multi-boot, multi)	1m 55s
environment (esp32c3, serialrecovery)	2m 5s
environment (esp32, multi-image,multi-boot, multi)	2m 19s
	20m 22s

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