feat: delete API token in /logout API (#1770)

* delete API token in logout api

* add deleteapikeybyid to databasefake

* set blank cookie on logout always

* refactor logout flow, add unit tests

* update logout messsage

* use read-only file mode for windows

* fix file mode on windows for cleanup

* change file permissions on windows

* assert error is not nil

* refactor cli

* try different file mode on windows

* try different file mode on windows

* try keeping the files open on Windows

* fix the error message on Windows

coderd/database/queries/apikeys.sql

@@ -38,3 +38,10 @@ SET
 	oauth_expiry = $6
 WHERE
 	id = $1;
+
+-- name: DeleteAPIKeyByID :exec
+DELETE
+FROM
+	api_keys
+WHERE
+	id = $1;