when no repo, use synchronous upload for rpm #1339

Job	Run time
check-commits	15s
build / build	21s
lint / lint (3.14)	50s
lint / lint (3.11)	45s
test / unittest	36s
docs / build	1m 1s
codeql / Analyze	1m 3s
test / test (nightly, /relocated/djnd/, true, 3.11)	13m 18s
test / test (3.49, true, 3.10)	14m 42s
test / test (3.63, true, true, 3.14)	14m 41s
test / test (3.73, true, ['pulp-certguard', 'pulp_container', 'pulp_file', 'pulp_python', 'pulp_rpm'], 3...	15m 8s
test / test (latest, 3.1.1, 3.11, true)	14m 55s
test / test (3.28, true, 3.13)	15m 17s
test / test (3.22, true, /relocated/djnd/, 3.9)	13m 26s
test / test (3.39, 3.12)	15m 14s
ready-to-ship	2s
	2h 1m 34s

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