Remove old rpm packaging #879

Job	Run time
test-linux / test (ubuntu-latest, 1.20.x)	4m 8s
test-linux / test (ubuntu-latest, 1.19.x)	1m 56s
lint / lint (ubuntu-latest)	1m 30s
lint / lint (windows-latest)	1m 33s
integration-test-linux / run (ubuntu-latest, 1.20.x)	2m 25s
integration-test-linux / run (ubuntu-latest, 1.19.x)	2m 48s
integration-test-windows / run (windows-latest, 1.20.x)	1m 12s
integration-test-windows / run (windows-latest, 1.19.x)	1m 56s
test-windows / test (windows-latest, 1.20.x)	5m 53s
test-windows / test (windows-latest, 1.19.x)	2m 48s
test-linux / finish	6s
build	0s
release	0s
test-windows / finish	0s
	26m 15s

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