[KLIB Resolver] Prettier KLIB resolver messages

- Make the messages that are reported by KLIB resolver prettier
- For those messages that affect the resolve process add
  prefix "KLIB resolver: "
- Don't log warning on duplicated libraries on the classpath. This
  does not make any sense.

^KT-63573

native/utils/src/org/jetbrains/kotlin/konan/library/SearchPathResolver.kt

@@ -75,7 +75,7 @@ internal class KonanLibraryProperResolver(
         val candidatePath = candidate.libraryFile.absolutePath
 
         if (!candidate.targetList.contains(resolverTarget.visibleName)) {
-            logger.warning("skipping $candidatePath. The target doesn't match. Expected '$resolverTarget', found ${candidate.targetList}")
+            logger.warning("KLIB resolver: Skipping '$candidatePath'. The target doesn't match. Expected '$resolverTarget', found ${candidate.targetList}.")
             return false
         }