Switch off FIR version off REDUNDANT_LABEL_WARNING (performance-related)

This reverts commit 363b2550 (partially)

compiler/testData/diagnostics/tests/resolve/nestedCalls/argumentsInParentheses.fir.kt

@@ -0,0 +1,20 @@
+interface Foo<T>
+
+class Bar {
+    operator fun <T> invoke(): Foo<T> = throw Exception()
+}
+
+class A {
+    val bar = Bar()
+}
+
+fun fooInt(l: Foo<Int>) = l
+
+fun test(bar: Bar, a: A) {
+    // no elements with error types
+    fooInt((bar()))
+    fooInt(if (true) bar() else bar())
+    fooInt(label@ bar())
+    fooInt(a.bar())
+    fooInt(((label@ if (true) (a.bar()) else bar())))
+}

compiler/testData/diagnostics/tests/resolve/nestedCalls/argumentsInParentheses.kt

@@ -1,4 +1,3 @@
-// FIR_IDENTICAL
 interface Foo<T>
 
 class Bar {