ci: fix linux builds

tests/test_web_scraping_mixin.py

@@ -3,7 +3,8 @@ SPDX-FileCopyrightText: © Sebastian Thomschke and contributors
 SPDX-License-Identifier: AGPL-3.0-or-later
 SPDX-ArtifactOfProjectHomePage: https://github.com/Second-Hand-Friends/kleinanzeigen-bot/
 """
-import logging, os
+import logging, os, platform
+from typing import cast
 
 import nodriver, pytest
 
@@ -17,6 +18,9 @@ if os.environ.get("CI"):
 
 async def atest_init() -> None:
     web_scraping_mixin = WebScrapingMixin()
+    if platform.system() == "Linux":
+        # required for Ubuntu 24.04 or newer
+        cast(list[str], web_scraping_mixin.browser_config.arguments).append("--no-sandbox")
 
     browser_path = web_scraping_mixin.get_compatible_browser()
     ensure(browser_path is not None, "Browser not auto-detected")