tests: interrupt: fix coverity issue of newly added testcases
tests: interrupt: fix coverity issue of newly added testcases

Should not use -1 as an input parameter for unsigned int. Use zero
instead of -1 as invaild interrupt number to fix coverity warning.

Fixes #35146
CID: 235994

Signed-off-by: Enjia Mai <233e651694b7770d0f980a273a8e4a6f7e2a84d4@intel.com>

zephyrproject-rtos/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,galak/zephyr,galak/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,finikorg/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,galak/zephyr