[FIR] Allow treating candidates from the same non-source module as equivalent

This situation occurs in Native metadata compilation and lead to
false-positive OVERLOAD_RESOLUTION_AMBIGUITY reports.

#KT-61461 Fixed

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/K2Tests.kt

@@ -89,6 +89,18 @@ class CustomK2Tests : KGPBaseTest() {
         }
     }
 
+    @Disabled("disable until kotlin/native dependency is updated to include KT-61461")
+    @GradleTest
+    @DisplayName("Native metadata of intermediate with multiple targets. KT-61461")
+    fun nativeMetadataOfIntermediateWithMultipleTargets(gradleVersion: GradleVersion) {
+        with(project("k2-native-intermediate-multiple-targets", gradleVersion, buildOptions = defaultBuildOptions.copy(languageVersion = "2.0"))) {
+            val taskToExecute = ":compileNativeMainKotlinMetadata"
+            build(taskToExecute) {
+                assertTasksExecuted(taskToExecute)
+            }
+        }
+    }
+
     @Disabled("disable until kotlin/native dependency is updated to include KT-58145")
     @GradleTest
     @DisplayName("Compiling shared native source with FirFakeOverrideGenerator referencing a common entity. KT-58145")

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/k2-native-intermediate-multiple-targets/build.gradle.kts

@@ -0,0 +1,20 @@
+group = "test"
+version = "1.0"
+
+plugins {
+    kotlin("multiplatform")
+}
+
+repositories {
+    mavenLocal()
+    mavenCentral()
+}
+
+kotlin {
+    applyDefaultHierarchyTemplate()
+    linuxX64()
+    macosX64()
+    macosArm64()
+    mingwX64()
+    androidNativeX64()
+}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/k2-native-intermediate-multiple-targets/src/nativeMain/kotlin/Main.native.kt

@@ -0,0 +1,11 @@
+/*
+ * Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun foo() {
+    require(true)
+    for (i in 0 until 42) {}
+}
+
+private val mutexPool by lazy { 42 }