Make upload to s3 optional #1316

Job	Run time
Build and Verify on Linux (ciGroup1)	35m 11s
Build min release artifacts on Linux x64	12m 50s
Build and Verify on Linux (ciGroup2)	13m 40s
Run plugin functional tests on Linux	16m 23s
Build min release artifacts on Linux ARM64	12m 57s
Build and Verify on Linux (ciGroup3)	21m 36s
Build and Verify on Linux (ciGroup4)	18m 34s
Run functional tests on Linux (ciGroup1)	13m 36s
Run functional tests on Linux (ciGroup2)	24m 23s
Run functional tests on Linux (ciGroup4)	31m 36s
Run functional tests on Linux (ciGroup6)	13m 9s
Run functional tests on Linux (ciGroup7)	20m 55s
Run functional tests on Linux (ciGroup8)	21m 50s
Run functional tests on Linux (ciGroup9)	18m 27s
Run functional tests on Linux (ciGroup10)	23m 29s
Run functional tests on Linux (ciGroup11)	31m 21s
Run functional tests on Linux (ciGroup13)	11m 38s
Run backwards compatibility tests (osd-2.0.0)	1m 35s
Run backwards compatibility tests (osd-2.1.0)	1m 37s
Run backwards compatibility tests (osd-2.2.0)	1m 36s
Run backwards compatibility tests (osd-2.3.0)	1m 38s
Run backwards compatibility tests (osd-2.4.0)	2m 4s
Run backwards compatibility tests (osd-2.5.0)	1m 46s
Run backwards compatibility tests (osd-2.6.0)	1m 37s
Run backwards compatibility tests (osd-2.7.0)	1m 37s
Run backwards compatibility tests (osd-2.8.0)	1m 33s
Run backwards compatibility tests (osd-2.9.0)	1m 38s
	5h 58m 16s

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