flaky TestIngesterUserLimitExceeded

[seizethedave]

What is the bug?

I received a test flake.

https://github.com/grafana/mimir/actions/runs/11902370927/job/33167264943

--- FAIL: TestIngesterUserLimitExceeded (3.00s)
    ingester_test.go:11285: 
        	Error Trace:	/__w/mimir/mimir/pkg/ingester/ingester_test.go:11285
        	            				/__w/mimir/mimir/pkg/ingester/ingester_test.go:8694
        	            				/__w/mimir/mimir/pkg/ingester/ingester_test.go:8735
        	Error:      	An error is expected but got nil.
        	Test:       	TestIngesterUserLimitExceeded

How to reproduce it?

/

What did you think would happen?

/

What was your environment?

Github CI.

Any additional context to share?

/