FIR: make componentX functions operator

compiler/testData/ir/irText/firProblems/MultiList.fir.kt.txt

@@ -9,7 +9,7 @@ data class Some<T : Any?> {
     field = value
     get
 
-  fun component1(): T {
+  operator fun component1(): T {
     return <this>.#value
   }
 

compiler/testData/ir/irText/firProblems/MultiList.fir.txt

@@ -18,10 +18,10 @@ FILE fqName:<root> fileName:/MultiList.kt
           RETURN type=kotlin.Nothing from='public final fun <get-value> (): T of <root>.Some declared in <root>.Some'
             GET_FIELD 'FIELD PROPERTY_BACKING_FIELD name:value type:T of <root>.Some visibility:private [final]' type=T of <root>.Some origin=null
               receiver: GET_VAR '<this>: <root>.Some<T of <root>.Some> declared in <root>.Some.<get-value>' type=<root>.Some<T of <root>.Some> origin=null
-    FUN name:component1 visibility:public modality:FINAL <> ($this:<root>.Some<T of <root>.Some>) returnType:T of <root>.Some
+    FUN name:component1 visibility:public modality:FINAL <> ($this:<root>.Some<T of <root>.Some>) returnType:T of <root>.Some [operator]
       $this: VALUE_PARAMETER name:<this> type:<root>.Some<T of <root>.Some>
       BLOCK_BODY
-        RETURN type=kotlin.Nothing from='public final fun component1 (): T of <root>.Some declared in <root>.Some'
+        RETURN type=kotlin.Nothing from='public final fun component1 (): T of <root>.Some [operator] declared in <root>.Some'
           GET_FIELD 'FIELD PROPERTY_BACKING_FIELD name:value type:T of <root>.Some visibility:private [final]' type=T of <root>.Some origin=null
             receiver: GET_VAR '<this>: <root>.Some<T of <root>.Some> declared in <root>.Some.component1' type=<root>.Some<T of <root>.Some> origin=null
     FUN name:copy visibility:public modality:FINAL <> ($this:<root>.Some<T of <root>.Some>, value:T of <root>.Some) returnType:<root>.Some<T of <root>.Some>

compiler/testData/ir/irText/firProblems/SignatureClash.fir.kt.txt

@@ -41,7 +41,7 @@ data class DataClass : Derived, Delegate {
     field = delegate
     get
 
-  fun component1(): Delegate {
+  operator fun component1(): Delegate {
     return <this>.#delegate
   }
 

compiler/testData/ir/irText/firProblems/SignatureClash.fir.txt

@@ -104,10 +104,10 @@ FILE fqName:<root> fileName:/SignatureClash.kt
           RETURN type=kotlin.Nothing from='public final fun <get-delegate> (): <root>.Delegate declared in <root>.DataClass'
             GET_FIELD 'FIELD PROPERTY_BACKING_FIELD name:delegate type:<root>.Delegate visibility:private [final]' type=<root>.Delegate origin=null
               receiver: GET_VAR '<this>: <root>.DataClass declared in <root>.DataClass.<get-delegate>' type=<root>.DataClass origin=null
-    FUN name:component1 visibility:public modality:FINAL <> ($this:<root>.DataClass) returnType:<root>.Delegate
+    FUN name:component1 visibility:public modality:FINAL <> ($this:<root>.DataClass) returnType:<root>.Delegate [operator]
       $this: VALUE_PARAMETER name:<this> type:<root>.DataClass
       BLOCK_BODY
-        RETURN type=kotlin.Nothing from='public final fun component1 (): <root>.Delegate declared in <root>.DataClass'
+        RETURN type=kotlin.Nothing from='public final fun component1 (): <root>.Delegate [operator] declared in <root>.DataClass'
           GET_FIELD 'FIELD PROPERTY_BACKING_FIELD name:delegate type:<root>.Delegate visibility:private [final]' type=<root>.Delegate origin=null
             receiver: GET_VAR '<this>: <root>.DataClass declared in <root>.DataClass.component1' type=<root>.DataClass origin=null
     FUN name:copy visibility:public modality:FINAL <> ($this:<root>.DataClass, delegate:<root>.Delegate) returnType:<root>.DataClass