KT-9284 Intention to convert to expression body doesn't work in particular case

#KT-9284 Fixed

idea/testData/intentions/convertToExpressionBody/returnFromLambda.kt

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+
+public fun List<String>.fn() : List<String> {
+    <caret>return map {
+        if (it.isEmpty()) return@map "<empty>"
+        it
+    }
+}

idea/testData/intentions/convertToExpressionBody/returnFromLambda.kt.after

@@ -0,0 +1,6 @@
+// WITH_RUNTIME
+
+public fun List<String>.fn() <selection>: List<String></selection><caret> = map {
+    if (it.isEmpty()) return@map "<empty>"
+    it
+}

idea/testData/intentions/convertToExpressionBody/returnFromLambda2.kt

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+
+public fun List<String>.fn() : List<String> {
+    <caret>return map {
+        if (it.isEmpty()) return emptyList()
+        it
+    }
+}

idea/testData/intentions/convertToExpressionBody/returnFromLambda2.kt.after

@@ -0,0 +1,6 @@
+// WITH_RUNTIME
+
+public fun List<String>.fn() : List<String> = map {
+    if (it.isEmpty()) return emptyList()
+    it
+}