Inline refactoring: fix case with introduction of variable to return

#KT-39818 Fixed

idea/testData/refactoring/inline/function/Kt39818.kt

@@ -0,0 +1,10 @@
+fun downUnder(): Int = 4
+fun downParameter<caret>(p: Int): Int {
+    "first $p"
+    "second $p"
+    p
+    return p
+}
+fun callDown() {
+    val result = downParameter(downUnder())
+}

idea/testData/refactoring/inline/function/Kt39818.kt.after

@@ -0,0 +1,8 @@
+fun downUnder(): Int = 4
+fun callDown() {
+    val p = downUnder()
+    "first ${p}"
+    "second ${p}"
+    p
+    val result = p
+}