Fixed multiple bugs in optimize imports for JS-target

#KT-13689 Fixed

idea/testData/editor/optimizeImports/jvm/KDocReference.kt

@@ -0,0 +1,12 @@
+// RUNTIME
+import kotlin.concurrent.fixedRateTimer
+import kotlin.concurrent.read
+import java.util.ArrayList
+
+/**
+ * Reference to [ArrayList]
+ * Reference to [fixedRateTimer]
+ * Reference to [kotlin.concurrent.read]
+ */
+fun foo() {
+}