tests/kernel/init: kernel.common.init.verify_bootdelay fails on sam_e70_xplained

[spoorthik]

Issue is seen on commit: c090776

Execution log:

***** Booting Zephyr OS v1.13.0-rc1-54-g3b80998 (delayed boot 1000ms) *****
Running test suite test_bootdelay
===================================================================
starting test - verify_bootdelay

    Assertion failed at /home/kspoorth/work/latest_zephyr/tests/kernel/init/src/main.c:28: verify_bootdelay: (SYS_CLOCK_HW_CYCLES_TO_NS64(current_cycles) >= (NSEC_PER_MSEC * CONFIG_BOOT_DELAY) is false)
boot delay not executed
FAIL - verify_bootdelay
===================================================================
===================================================================

PROJECT EXECUTION FAILED

[nashif]

fixed