Remove deprecated --fail-at-end option #4069

Job	Run time
package-deb-x64	4m 59s
package-generic-linux-aarch64	23m 59s
package-generic-linux-x64	2m 45s
package-macos-aarch64	5m 49s
package-macos-x64	12m 55s
test-docker-x64-packages	5m 53s
package-windows-x64	31m 6s
test-generic-linux-on-docker-archlinux-x64	2m 28s
test-generic-linux-on-docker-debian-x64	2m 48s
test-generic-linux-on-docker-fedora-x64	2m 32s
test-generic-linux-on-docker-ubuntu-x64	3m 7s
package-anatomy	17s
	1h 38m 38s

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