[NI] Report warning if candidate was chosen using only @OverloadResolutionByLambdaReturnType

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/KotlinCallResolver.kt

@@ -155,6 +155,7 @@ class KotlinCallResolver(
 
                 if (maximallySpecificCandidates.size > 1) {
                     maximallySpecificCandidates = candidates.toMutableSet().apply { removeAll(candidatesWithAnnotation) }
+                    maximallySpecificCandidates.singleOrNull()?.addDiagnostic(CandidateChosenUsingOverloadResolutionByLambdaAnnotation())
                 }
             }
         }

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/model/KotlinCallDiagnostics.kt

@@ -243,3 +243,9 @@ class NotEnoughInformationForLambdaParameter(
         reporter.onCallArgument(lambdaArgument, this)
     }
 }
+
+class CandidateChosenUsingOverloadResolutionByLambdaAnnotation : KotlinCallDiagnostic(RESOLVED) {
+    override fun report(reporter: DiagnosticReporter) {
+        reporter.onCall(this)
+    }
+}