FIR LC: always run with STDLIB (to handle JVM annotations)

compiler/testData/asJava/ultraLightClasses/annotations.fir.java

@@ -28,13 +28,8 @@ public abstract @interface AnnoWithCompanion /* AnnoWithCompanion*/ {
   }
 
 public static final class Companion /* AnnoWithCompanion.Companion*/ {
-  @<error>()
-  private final int x;
-
   private  Companion();//  .ctor()
 
-  public final int getX();//  getX()
-
   public final void foo();//  foo()
 
 }