test: rm console.log in test-vm-static-this.js

Checklist

• make -j8 test (UNIX), or vcbuild test nosign (Windows) passes
• tests and/or benchmarks are included
• commit message follows commit guidelines

Affected core subsystem(s)

test

Description of change

In test/parallel/test-vm-statis-this.js

• Replace console.error with comments
• assert.equal -> assert.strictEqual