Fix composite auth OR

[yakovenkodenis]

This fixes issue described in #223

Checklist

• run npm run test and npm run benchmark
• tests and/or benchmarks are included
• documentation is changed or added
• commit message and code follows the Developer's Certification of Origin
  and the Code of conduct

[isnifer]

I completed to create repro for #223, I will check this version locally immediately

[isnifer]

@yakovenkodenis thank you for your time, I can confirm that your fix is working.

On this screenshot I made a request and passed it through preHandler decorated via @fastify/auth.
On the left side 4.4.0, in the middle 4.5.0, on the right side fixed version from Denis.

[mcollina]

lgtm

[mcollina]

@Eomm could you take a look as well?

[Eomm]

Landing!