Don't show "Convert lambda to reference" for lambdas passed to suspend functions

#KT-16072 Fixed

idea/testData/intentions/convertLambdaToReference/suspendFun.kt

@@ -0,0 +1,10 @@
+// IS_APPLICABLE: false
+// WITH_RUNTIME
+
+suspend fun String.bar() {
+
+}
+
+suspend fun x() {
+    listOf("Jack", "Tom").forEach <caret>{ it.bar() }
+}