Revert "Switches the download source for all Eclipse archives to ecli… #490

Job	Run time
collect-github-api-artifacts	4s
create-splash-image	7s
build-linux-dev-ci	7m 1s
build-linux-user-ci	15m 41s
build-linux-dev	9m 35s
build-linux-user	10m 1s
build-linux-dev-hipe	8m 30s
build-macos-arm-dev	14m 13s
build-macos-arm-dev-hipe	12m 48s
build-macos-arm-user	15m 41s
build-macos-dev	16m 15s
build-macos-dev-hipe	13m 39s
build-macos-user	17m 22s
build-windows-user	11m 50s
build-windows-dev	22m 14s
build-windows-dev-hipe	17m 47s
create-release	0s
	3h 12m 48s

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