Update to 40.6

• Fix Reload buttons on error pages (!1050)
• Fix delete button in about:applications (!1050)

Update to 40.5

• Fix crash when clearing all passwords (#1570)
• Fix security indicator disappearing after entering reader mode (#1580)
• Fix crash opening PDFs not loaded via HTTP (#1611)
• Fix CVE-2021-45085, CVE-2021-45086, CVE-2021-45087, CVE-2021-45088 (#1612)
• Fix web applications with non-Latin characters (#1626, #1627)
• Disable captive portal helper in Pantheon desktop (!1006, Cassidy James Blaede)
• Somewhat improve password manager robustness (!1014)