Can't uninstall plugins on windows: receipt delete failure

[ahmetb]

at current head

> kubectl krew remove get-all -v=10
I0821 22:10:39.185033    5844 uninstall.go:41] Going to uninstall plugin get-all
I0821 22:10:39.185033    5844 install.go:163] Finding installed version to delete
I0821 22:10:39.186029    5844 install.go:172] Deleting plugin get-all
I0821 22:10:39.186029    5844 install.go:175] Unlink "C:\\Users\\alp\\.krew\\bin\\kubectl-get_all.exe"
I0821 22:10:39.186029    5844 install.go:215] No file found at "C:\\Users\\alp\\.krew\\bin\\kubectl-get_all.exe"
I0821 22:10:39.186029    5844 install.go:181] Deleting path "C:\\Users\\alp\\.krew\\store\\get-all"
I0821 22:10:39.187029    5844 install.go:186] Deleting plugin receipt "C:\\Users\\alp\\.krew\\receipts\\get-all.yaml"
F0821 22:10:39.187029    5844 root.go:63] remove C:\Users\alp\.krew\receipts\get-all.yaml: The process cannot access the file because it is being used by another process.

/kind bug
/priority P1
/area platform/windows