Fix env var names for jupyter terraform config

[oavdeev]

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Does this PR introduce a user-facing change?:

NONE

[feast-ci-bot]

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[oavdeev]

/kind bug

[feast-ci-bot]

@oavdeev: The following test failed, say /retest to rerun them all:

Test name	Commit	Details	Rerun command
test-end-to-end	f570e52	link	/test test-end-to-end

Full PR test history

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