Fix InsertExplicitTypeArguments intention to insert imports for shortened types

#KT-5489 Fixed

idea/testData/intentions/insertExplicitTypeArguments/insertImportForArg.kt

@@ -0,0 +1,7 @@
+fun foo(c: kotlin.support.AbstractIterator<kotlin.concurrent.FunctionalList<Int>>) {
+    ba<caret>r(c)
+}
+
+fun <T> bar(t: T): T = t
+
+// WITH_RUNTIME

idea/testData/intentions/insertExplicitTypeArguments/insertImportForArg.kt.after

@@ -0,0 +1,10 @@
+import kotlin.concurrent.FunctionalList
+import kotlin.support.AbstractIterator
+
+fun foo(c: kotlin.support.AbstractIterator<kotlin.concurrent.FunctionalList<Int>>) {
+    bar<AbstractIterator<FunctionalList<Int>>>(c)
+}
+
+fun <T> bar(t: T): T = t
+
+// WITH_RUNTIME