[test] Mute failing irText tests

compiler/testData/ir/irText/regressions/newInferenceFixationOrder1.kt

@@ -1,4 +1,6 @@
 // FIR_IDENTICAL
+// IGNORE_BACKEND_K2: JS_IR
+// IGNORE_BACKEND_K2: JS_IR_ES6
 fun <X, Y> foo(): (X) -> Y = TODO()
 
 interface Inv2<A, B>
@@ -11,4 +13,4 @@ fun box(): String {
     val x: Inv2<String, Int> = test()
 
     return "OK"
-}
+}