Pietro Albini 2cd516c1c3
ci: fix ci stats upload condition
The condition I suggested in #61632 was not correct and it errors out
while evaluating. This fixes the condition.

Example of a failure:
https://dev.azure.com/rust-lang/rust/_build/results?buildId=543
2019-06-12 14:21:59 +02:00
..
2019-06-12 14:21:59 +02:00