JVM_IR: don't skip nullability annotations on private fields

Unfortunately, some annotation processors rely on those annotations.

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/codegen/AnnotationCodegen.kt

@@ -38,7 +38,6 @@ import org.jetbrains.kotlin.ir.util.*
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.resolve.checkers.ExpectedActualDeclarationChecker
-import org.jetbrains.kotlin.synthetic.isVisibleOutside
 import org.jetbrains.kotlin.types.TypeSystemCommonBackendContext
 import org.jetbrains.kotlin.types.isNullabilityFlexible
 import org.jetbrains.kotlin.types.model.KotlinTypeMarker
@@ -284,8 +283,6 @@ abstract class AnnotationCodegen(
                     true
                 declaration.origin == JvmLoweredDeclarationOrigin.INLINE_CLASS_GENERATED_IMPL_METHOD ->
                     true
-                declaration is IrDeclarationWithVisibility ->
-                    !declaration.visibility.isVisibleOutside()
                 else ->
                     false
             }

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/codegen/ClassCodegen.kt

@@ -245,7 +245,7 @@ abstract class ClassCodegen protected constructor(
 
         if (field.origin != JvmLoweredDeclarationOrigin.CONTINUATION_CLASS_RESULT_FIELD) {
             val skipNullabilityAnnotations =
-                flags and (Opcodes.ACC_SYNTHETIC or Opcodes.ACC_PRIVATE or Opcodes.ACC_ENUM) != 0 ||
+                flags and (Opcodes.ACC_SYNTHETIC or Opcodes.ACC_ENUM) != 0 ||
                         field.origin == JvmLoweredDeclarationOrigin.FIELD_FOR_STATIC_LAMBDA_INSTANCE
             object : AnnotationCodegen(this@ClassCodegen, context, skipNullabilityAnnotations) {
                 override fun visitAnnotation(descr: String?, visible: Boolean): AnnotationVisitor {