Auto merge of #4128 - matthiaskrgr:test_update, r=phansch
Auto merge of #4128 - matthiaskrgr:test_update, r=phansch

tests: update needless_bool test stderr

I'm getting a test failure otherwise with rust master (f688ba608923bdbf6b46ec65af2f6464b6233a75).

changelog: none

aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust