test: chdir before running test-cli-node-options

When test-cli-node-options is run it uses the --trace-events-enabled
option which generates a file named node_trace.1.log. This commit
changes the working directory to the test tmp directory to avoid this
file being created in the project root.

PR-URL: https://github.com/nodejs/node/pull/12660


Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>