Add-ons: disable 3ds add-on in all existing preferences.

Silences warning when running with --debug. If/when this add-on is ported,
users that need it can enable it again.

source/blender/blenloader/intern/versioning_defaults.c

@@ -80,11 +80,6 @@ void BLO_update_defaults_userpref_blend(void)
 			MEM_freeN(addon->prop);
 			addon->prop = NULL;
 		}
-
-		if (STREQ(addon->module, "io_scene_3ds")) {
-			BLI_remlink(&U.addons, addon);
-			MEM_freeN(addon);
-		}
 	}
 
 	/* Transform tweak with single click and drag. */

source/blender/blenloader/intern/versioning_userdef.c

@@ -476,6 +476,11 @@ void BLO_version_defaults_userpref_blend(Main *bmain, UserDef *userdef)
 		        GP_PAINT_UNUSED_0);
 	}
 
+	if (!USER_VERSION_ATLEAST(280, 50)) {
+		/* 3ds is no longer enabled by default and not ported yet. */
+		BKE_addon_remove_safe(&userdef->addons, "io_scene_3ds");
+	}
+
 	/**
 	 * Include next version bump.
 	 */