runtime/race: TestRace failing in RaceIssue51618 case on windows-amd64-race builder

[dmitshur]

Starting with CL 391954, the windows-amd64-race builder is failing:

[...]
RaceNestedStruct                         .
RaceIssue5567                            .
RaceIssue51618                           FAILED
RaceIssue5654                            .
NoRaceMethodThunk                        .
[...]

Passed 352 of 353 tests (99.72%, 0+, 1-)
0 expected failures (0 has not fail)
--- FAIL: TestRace (10.95s)
FAIL
FAIL	runtime/race	32.972s

(Source: https://build.golang.org/log/675a69bf18950a5afd472d5363a7993c1c42451d.)

[gopherbot]

Change https://go.dev/cl/392774 mentions this issue: syscall: add race annotations to Windows ReadFile and WriteFile