tests: drivers: rtc: rtc_api: boards: add conf file

Add configuration file to rtc_api

Signed-off-by: Richard Wheatley <[email protected]>

Author: RichardSWheatley

tests/drivers/rtc/rtc_api/boards/apollo4p_evb.conf

@@ -0,0 +1,5 @@
+# Copyright (c) 2024, Ambiq Micro Inc. <www.ambiq.com>
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_RTC_ALARM=y
+CONFIG_TEST_RTC_ALARM_TIME_MASK=79