FIR2IR: standardize expression with smart cast conversion

To convert smart cast expression, now we just convert
original expression in standard way and wrap it with TYPE_OP.
Before this commit original expression was converted in different way,
that led to errors e.g. for this expression casting.

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/Fir2IrVisitor.kt

@@ -936,7 +936,7 @@ class Fir2IrVisitor(
 
     override fun visitExpressionWithSmartcast(expressionWithSmartcast: FirExpressionWithSmartcast, data: Any?): IrElement {
         // Generate the expression with the original type and then cast it to the smart cast type.
-        val value = expressionWithSmartcast.toIrExpression(expressionWithSmartcast.originalType).applyReceivers(expressionWithSmartcast)
+        val value = expressionWithSmartcast.originalExpression.toIrExpression()
         val castType = expressionWithSmartcast.typeRef.toIrType(session, declarationStorage)
         if (value.type == castType) return value
         return IrTypeOperatorCallImpl(