test: remove unused symlink loop

[cjihrig]

This symlink loop was originally intended to be accessed from a test. Instead, a loop is created in the test itself, but this was unfortunately forgotten about. It's unused, so remove it.

Checklist

• make -j4 test (UNIX), or vcbuild test (Windows) passes
• tests and/or benchmarks are included
• commit message follows commit guidelines

👍 here if you'd like to fast track this.