KT-7486 Auto import inserts qualified name in companion object

#KT-7486 Fixed

idea/idea-completion/testData/handlers/basic/PlatformStaticInClass.kt

@@ -0,0 +1,5 @@
+class A {
+    pl<caret>
+}
+
+// ELEMENT: platformStatic

idea/idea-completion/testData/handlers/basic/PlatformStaticInClass.kt.after

@@ -0,0 +1,7 @@
+import kotlin.platform.platformStatic
+
+class A {
+    platformStatic<caret>
+}
+
+// ELEMENT: platformStatic

idea/idea-completion/testData/handlers/basic/PlatformStaticInCompanionObject.kt

@@ -0,0 +1,7 @@
+class A {
+    companion object {
+        pl<caret>
+    }
+}
+
+// ELEMENT: platformStatic

idea/idea-completion/testData/handlers/basic/PlatformStaticInCompanionObject.kt.after

@@ -0,0 +1,9 @@
+import kotlin.platform.platformStatic
+
+class A {
+    companion object {
+        platformStatic<caret>
+    }
+}
+
+// ELEMENT: platformStatic

idea/idea-completion/tests/org/jetbrains/kotlin/idea/completion/test/handlers/BasicCompletionHandlerTestGenerated.java

@@ -107,6 +107,18 @@ public class BasicCompletionHandlerTestGenerated extends AbstractBasicCompletion
         doTest(fileName);
     }
 
+    @TestMetadata("PlatformStaticInClass.kt")
+    public void testPlatformStaticInClass() throws Exception {
+        String fileName = JetTestUtils.navigationMetadata("idea/idea-completion/testData/handlers/basic/PlatformStaticInClass.kt");
+        doTest(fileName);
+    }
+
+    @TestMetadata("PlatformStaticInCompanionObject.kt")
+    public void testPlatformStaticInCompanionObject() throws Exception {
+        String fileName = JetTestUtils.navigationMetadata("idea/idea-completion/testData/handlers/basic/PlatformStaticInCompanionObject.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("ReplaceFunctionCallByProperty.kt")
     public void testReplaceFunctionCallByProperty() throws Exception {
         String fileName = JetTestUtils.navigationMetadata("idea/idea-completion/testData/handlers/basic/ReplaceFunctionCallByProperty.kt");