test: fix flaky TestConsistencyPerDatastore/postgres

[miparnisari]

Fixes

--- FAIL: TestConsistencyPerDatastore (426.10s)
    --- FAIL: TestConsistencyPerDatastore/postgres (426.10s)
        --- FAIL: TestConsistencyPerDatastore/postgres/teamwitharrow.yaml (25.86s)
            --- FAIL: TestConsistencyPerDatastore/postgres/teamwitharrow.yaml/chunk-size-5 (0.09s)
                --- FAIL: TestConsistencyPerDatastore/postgres/teamwitharrow.yaml/chunk-size-5/caching (20.91s)
                    --- FAIL: TestConsistencyPerDatastore/postgres/teamwitharrow.yaml/chunk-size-5/caching/validate_lookup_resources_test/repository_read_ (0.59s)
                        --- FAIL: TestConsistencyPerDatastore/postgres/teamwitharrow.yaml/chunk-size-5/caching/validate_lookup_resources_test/repository_read_/test/user:ivan (0.15s)
                            --- FAIL: TestConsistencyPerDatastore/postgres/teamwitharrow.yaml/chunk-size-5/caching/validate_lookup_resources_test/repository_read_/test/user:ivan/pagesize-2 (0.08s)
                                suite.go:263: 
                                    	Error Trace:	/home/runner/work/spicedb/spicedb/internal/services/integrationtesting/consistencytestutil/suite.go:263
                                    	Error:      	Received unexpected error:
                                    	            	rpc error: code = Unknown desc = unable to query relationships: received empty explain
                                    	Test:       	TestConsistencyPerDatastore/postgres/teamwitharrow.yaml/chunk-size-5/caching/validate_lookup_resources_test/repository_read_/test/user:ivan/pagesize-2
FAIL
coverage: 24.7% of statements in ./...

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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[github-actions]

⚠️ Performance Alert ⚠️

Possible performance regression was detected for benchmark.
Benchmark result of this commit is worse than the previous benchmark result exceeding threshold 2.

Benchmark suite	Current: db14f92	Previous: eb71906	Ratio
BenchmarkDatastoreDriver/cockroachdb-overlap-static/TestTuple/SnapshotReverseRead (github.com/authzed/spicedb/internal/datastore/benchmark)	34144007 ns/op 173657 B/op 20197 allocs/op	7626381 ns/op 172725 B/op 20195 allocs/op	4.48
BenchmarkDatastoreDriver/cockroachdb-overlap-static/TestTuple/SnapshotReverseRead (github.com/authzed/spicedb/internal/datastore/benchmark) - ns/op	34144007 ns/op	7626381 ns/op	4.48
BenchmarkDatastoreDriver/cockroachdb-overlap-insecure/TestTuple/SnapshotReverseRead (github.com/authzed/spicedb/internal/datastore/benchmark)	33696462 ns/op 173648 B/op 20198 allocs/op	7887499 ns/op 172742 B/op 20195 allocs/op	4.27
BenchmarkDatastoreDriver/cockroachdb-overlap-insecure/TestTuple/SnapshotReverseRead (github.com/authzed/spicedb/internal/datastore/benchmark) - ns/op	33696462 ns/op	7887499 ns/op	4.27
BenchmarkDatastoreDriver/cockroachdb-overlap-insecure/TestTuple/Touch (github.com/authzed/spicedb/internal/datastore/benchmark)	6348529 ns/op 22391 B/op 287 allocs/op	2923135 ns/op 22033 B/op 287 allocs/op	2.17
BenchmarkDatastoreDriver/cockroachdb-overlap-insecure/TestTuple/Touch (github.com/authzed/spicedb/internal/datastore/benchmark) - ns/op	6348529 ns/op	2923135 ns/op	2.17
BenchmarkDatastoreDriver/cockroachdb-overlap-insecure/TestTuple/Create (github.com/authzed/spicedb/internal/datastore/benchmark)	6137641 ns/op 19583 B/op 281 allocs/op	2704564 ns/op 19463 B/op 281 allocs/op	2.27
BenchmarkDatastoreDriver/cockroachdb-overlap-insecure/TestTuple/Create (github.com/authzed/spicedb/internal/datastore/benchmark) - ns/op	6137641 ns/op	2704564 ns/op	2.27

This comment was automatically generated by workflow using github-action-benchmark.

[miparnisari]

same as line 211

[tstirrat15]

LGTM