[IR] Allow to fold IrGetField expressions

#KT-58923

compiler/testData/codegen/box/involvesIrInterpreter/serialization/annotationWithDefaults.kt

@@ -10,7 +10,7 @@ import kotlin.reflect.KClass
 @Target(AnnotationTarget.FIELD)
 @Retention(AnnotationRetention.RUNTIME)
 annotation class IntegerNumberValid(
-    val message: String = <!EVALUATED("Has illegal integer number value")!>"Has illegal integer number value"<!>,
+    val message: String = "Has illegal integer number value",
     val groups: Array<KClass<*>> = [],
 
     val minimum: Long = Long.<!EVALUATED("-9223372036854775808")!>MIN_VALUE<!>,

compiler/testData/codegen/box/javaVisibility/package/cannotAccessInterfaceMemberViaReceiver.fir.ir.txt

@@ -9,7 +9,7 @@ FILE fqName:<root> fileName:/Child.kt
       $this: VALUE_PARAMETER name:<this> type:<root>.Child
       BLOCK_BODY
         RETURN type=kotlin.Nothing from='public final fun foo (): kotlin.String declared in <root>.Child'
-          GET_FIELD 'FIELD IR_EXTERNAL_JAVA_DECLARATION_STUB name:publicStaticField type:kotlin.String visibility:public [final,static]' type=kotlin.String origin=GET_PROPERTY
+          CONST String type=kotlin.String value="OK"
     FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
       overridden:
         public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in javapackage.PublicParentClass