[IR] Autogenerate IrScriptImpl

^KT-65773 In Progress

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

@@ -98,7 +98,14 @@ object ImplementationConfigurator : AbstractIrTreeImplementationConfigurator() {
         }
 
         impl(script) {
-            implementation.doPrint = false
+            implementation.putImplementationOptInInConstructor = false
+            implementation.constructorParameterOrderOverride = listOf("symbol", "name", "factory", "startOffset", "endOffset")
+            defaultNull(
+                "thisReceiver", "baseClass", "resultProperty", "earlierScriptsParameter",
+                "importedScripts", "earlierScripts", "targetClass", "constructor"
+            )
+            isLateinit("explicitCallParameters", "implicitReceiversParameters", "providedProperties", "providedPropertiesParameters")
+            default("origin", "SCRIPT_ORIGIN")
         }
 
         impl(moduleFragment) {

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

@@ -537,6 +537,7 @@ object IrTree : AbstractTreeBuilder() {
         parent(metadataSourceOwner)
 
         +symbol(scriptSymbolType)
+        +descriptor("ScriptDescriptor")
         // NOTE: is the result of the FE conversion, because there script interpreted as a class and has receiver
         // TODO: consider removing from here and handle appropriately in the lowering
         +field("thisReceiver", valueParameter, nullable = true) // K1