test: fix assert parameter order

Switched arguments in assert.strictEqual()

PR-URL: https://github.com/nodejs/node/pull/24144


Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>