[K2] Duplication in logging for unresolved samples reference

[atyrin]

Create a declaration with a sample tag that will not be correctly resolved.

> Task :single-target-mpp-module:dokkaHtmlPartial
Initializing plugins
Dokka is performing: documentation for Single Target
Validity check
Creating documentation models
Couldn't resolve link for org.jetbrains.qa.runSample in KJvmClass.kt/org.jetbrains.qa.common.withSampleAsCallThisFun
Transforming documentation model before merging
Merging documentation models
Transforming documentation model after merging
Creating pages
Transforming pages
Unable to resolve a @sample link: "org.jetbrains.qa.runSample". Is it used correctly? Expecting a link to a reachable (resolvable) top-level Kotlin function.
Rendering
Running post-actions

The one unresolved reference here is mentioned twice.
If one diagnostic can be dropped, then I will notice that the first one is more presence as it has the location of the function.

Installation

• Dokka version: 1.9.20

[IgnatBeresnev]

Needs to be discussed as part of #2944

There might be more cases with similar errors, and it looks like we need to make a decision on how to approach these issues.

Similar cases:

• Unresolved parameter links in @param ([K2] Non-existent parameter from KDoc doesn't appear on the implicit primary constructor page #3348), @see

[whyoleg]

Action point:

• do it before K2 opt-in