fix: follow the get page title rule in its test

The test rebuilt the old rule (any profile of the setup's name) and so
expected "BIOS pack for RetroArch" once the frontend profile landed.
It now reads the profile's files, as get_page_title does.

tests/test_site_entry.py

@@ -41,6 +41,8 @@ import unittest
 from datetime import datetime, timezone
 from pathlib import Path
 
+import yaml
+
 REPO_ROOT = Path(__file__).resolve().parents[1]
 sys.path.insert(0, str(REPO_ROOT / "scripts"))
 sys.path.insert(0, str(REPO_ROOT))
@@ -983,9 +985,10 @@ class GetPagesSayWhatTheyHold(unittest.TestCase):
             display = _display(name)
             text = sitepages.page(f"get/{name}.md").read_text(encoding="utf-8")
             kind = "pack" if REGISTRY[name].get("release_pack") is True else "files"
-            title = (f"BIOS {kind} for {display}"
-                     if (REPO_ROOT / "emulators" / f"{name}.yml").is_file()
-                     else f"{display} BIOS {kind}")
+            # A profile that lists files titles its page "<name> BIOS files".
+            profile = REPO_ROOT / "emulators" / f"{name}.yml"
+            lists = profile.is_file() and (yaml.safe_load(profile.read_text(encoding="utf-8")) or {}).get("files")
+            title = f"BIOS {kind} for {display}" if lists else f"{display} BIOS {kind}"
             with self.subTest(setup=name):
                 self.assertEqual(generate_site.get_page_title(name, display), title)
                 self.assertIn(f"title: {title}\n", text)