KT-5959 Imports should be inserted on paste from java with conversion to Kotlin

#KT-5959 Fixed

idea/testData/copyPaste/conversion/AddImportsDummyConflict.java

@@ -0,0 +1,7 @@
+import ppp.*
+
+class C {
+    dummy0 foo() {
+        <selection>return dummy0();</selection>
+    }
+}