avoid github api if custom version is set #6

Job	Run time
e2e tests (\[APM\], ubuntu-latest)	2m 22s
e2e tests (\[APM\], macos-14)	2m 3s
e2e tests (\[Error handling\], ubuntu-latest)	2m 15s
e2e tests (\[Error handling\], macos-14)	1m 59s
e2e tests (\[Key\], ubuntu-latest)	2m 43s
e2e tests (\[Key\], macos-14)	2m 37s
e2e tests (\[Network\], ubuntu-latest)	3m 46s
e2e tests (\[Network\], macos-14)	6m 2s
e2e tests (\[Package Management\], ubuntu-latest)	5m 16s
e2e tests (\[Package Management\], macos-14)	5m 42s
e2e tests (\[Root\], ubuntu-latest)	2m 15s
e2e tests (\[Root\], macos-14)	2m 3s
e2e tests (\[Local Subnet\], ubuntu-latest)	7m 9s
e2e tests (\[Local Subnet\], macos-14)	7m 36s
e2e tests (\[Subnet Compatibility\], ubuntu-latest)	3m 35s
e2e tests (\[Subnet Compatibility\], macos-14)	3m 4s
e2e tests (\[Public Subnet\], ubuntu-latest)	6m 22s
e2e tests (\[Subnet\], ubuntu-latest)	2m 17s
e2e tests (\[Subnet\], macos-14)	2m 12s
e2e tests (\[Upgrade expect network failure\], ubuntu-latest)	2m 44s
e2e tests (\[Upgrade expect network failure\], macos-14)	3m 37s
e2e tests (\[Upgrade public network\], ubuntu-latest)	2m 36s
e2e tests (\[Upgrade public network\], macos-14)	3m 14s
e2e tests (\[Upgrade local network\], ubuntu-latest)	7m 35s
e2e tests (\[Upgrade local network\], macos-14)	8m 48s
e2e tests (\[Node create\], ubuntu-latest)	3m 37s
e2e tests (\[Node devnet\], ubuntu-latest)	3m 58s
e2e tests (\[Docker\], ubuntu-latest)	2m 25s
	1h 49m 52s

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