Move `check_fork_next_block.py` to `chia.full_node` #31279

Job	Run time
version / identify version	24s
Build amd64 RPM (3.10, intel)	14m 24s
Test amazonlinux:2023 GUI Dirty	1m 7s
Test amazonlinux:2023 GUI Clean	1m 7s
Test amazonlinux:2023 CLI Dirty	34s
Test amazonlinux:2023 CLI Clean	49s
Test fedora:37 GUI Dirty	1m 14s
Test fedora:37 GUI Clean	1m 17s
Test fedora:37 CLI Dirty	1m 0s
Test fedora:37 CLI Clean	1m 1s
Test fedora:38 GUI Dirty	1m 27s
Test fedora:38 GUI Clean	1m 24s
Test fedora:38 CLI Dirty	1m 3s
Test fedora:38 CLI Clean	1m 0s
Test rockylinux:8 GUI Dirty	58s
Test rockylinux:8 GUI Clean	49s
Test rockylinux:8 CLI Dirty	33s
Test rockylinux:8 CLI Clean	34s
Test rockylinux:9 GUI Dirty	1m 23s
Test rockylinux:9 GUI Clean	1m 21s
Test rockylinux:9 CLI Dirty	47s
Test rockylinux:9 CLI Clean	33s
Test build image GUI Dirty	1m 19s
Test build image GUI Clean	1m 21s
Test build image CLI Dirty	1m 8s
Test build image CLI Clean	1m 14s
📦 Publish Installers (3.10, redhat, RPM, rpm, rpm, linux, x86_64, chia-blockchain-cli-{0}-1.{2}.... / Publish Intel GUI RPM	17s
📦 Publish Installers (3.10, redhat, RPM, rpm, rpm, linux, x86_64, chia-blockchain-cli-{0}-1.{2}.... / Publish Intel CLI RPM	15s
	40m 23s

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