Remove deprecated provider-kairos steps from release issue template #2168

Job	Run time
get-core-matrix	7s
get-standard-matrix	12s
image_and_iso_arm64_generic / build	28m 35s
build-arm-core (opensuse, opensuse, leap-15.5, core, rpi4, opensuse/leap:15.5, arm64, ubuntu-latest) / build	51m 26s
build-arm-core (alpine, alpine, 3.18, core, rpi4, alpine:3.18, arm64, ubuntu-latest) / build	26m 23s
build-arm-core (nvidia, ubuntu, 20.04, core, nvidia-jetson-agx-orin, ubuntu:20.04, arm64, fast) / build	6h 0m 17s
build-arm-core (opensuse, opensuse, tumbleweed, core, rpi4, opensuse/tumbleweed, arm64, ubuntu-la... / build	1h 30m 56s
build-arm-core (ubuntu, ubuntu, 20.04, core, rpi4, ubuntu:20.04, arm64, ubuntu-latest) / build	58m 2s
build-arm-core (ubuntu, ubuntu, 23.04, core, rpi4, ubuntu:23.04, arm64, ubuntu-latest) / build	1h 10m 31s
build-arm-core (ubuntu, ubuntu, 22.04, core, rpi4, ubuntu:22.04, arm64, ubuntu-latest) / build	1h 25m 30s
notify	4s
	12h 52m 3s

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