fix: guard IndexedDB private work cleanup (Closes #1000)

tests/e2e/test_mobile_home_bootstrap_release.py

@@ -84,7 +84,7 @@ def test_release_artifact_bootstraps_mobile_home_and_returns_from_insights(
             page.locator("#open-device-setup").click()
             expect(page.locator("#device-setup-sheet")).to_be_visible()
             expect(page.locator("#device-storage-heading")).to_have_text("Private device storage")
-            expect(page.locator("#device-storage-detail")).to_contain_text("private work stores")
+            expect(page.locator("#device-storage-detail")).to_contain_text("private work records")
             for selector in ("#clear-device-caches", "#clear-private-device-data"):
                 bounds = page.locator(selector).bounding_box()
                 assert bounds and bounds["height"] >= 44