IR: minor, remove redundant override IrSetValue.symbol

compiler/ir/ir.tree/gen/org/jetbrains/kotlin/ir/expressions/IrSetValue.kt

@@ -8,7 +8,6 @@
 
 package org.jetbrains.kotlin.ir.expressions
 
-import org.jetbrains.kotlin.ir.symbols.IrValueSymbol
 import org.jetbrains.kotlin.ir.visitors.IrElementTransformer
 import org.jetbrains.kotlin.ir.visitors.IrElementVisitor
 
@@ -18,8 +17,6 @@ import org.jetbrains.kotlin.ir.visitors.IrElementVisitor
  * Generated from: [org.jetbrains.kotlin.ir.generator.IrTree.setValue]
  */
 abstract class IrSetValue : IrValueAccessExpression() {
-    abstract override val symbol: IrValueSymbol
-
     abstract var value: IrExpression
 
     override fun <R, D> accept(visitor: IrElementVisitor<R, D>, data: D): R =

compiler/ir/ir.tree/tree-generator/src/org/jetbrains/kotlin/ir/generator/IrTree.kt

@@ -1141,7 +1141,6 @@ object IrTree : AbstractTreeBuilder() {
 
         parent(valueAccessExpression)
 
-        +symbol(valueSymbolType)
         +field("value", expression, isChild = true)
     }
     val varargElement: ElementConfig by element(Expression)