Fix blinking parameter info popup for nested places (KT-29574)

#KT-29574 Fixed

idea/testData/parameterInfo/functionCall/Conflicting.kt

@@ -0,0 +1,27 @@
+// Possible parameter info, for index, lambda and arguments.
+// Test is flaky without the fix. In IDEA there's a blinking without the fix with different popups.
+
+fun foo(a: A) {
+    a.subscribe(object : L {
+        override fun on() {
+            withLambda {
+                <caret>arrayOf(1)[0]
+            }
+        }
+    })
+}
+
+fun withLambda(a: (Int) -> Unit) {}
+
+interface L {
+    fun on()
+}
+
+class A {
+    fun subscribe(listener: L) {}
+}
+
+/*
+Text: (<highlight>a: (Int) -> Unit</highlight>), Disabled: false, Strikeout: false, Green: true
+*/
+