0.5.0-canary.15

• Add Base testnet (floating#1450)
• Update default tokenlist (floating#1441)
• Fixed: Revert hex string check on eth_personalSign (floating#1443)
• Fixed: Cache permission requests within a given account (floating#1444)
• Fixed: macOS fullscreen virtual desktop interaction (floating#1446)
• Fixed: Chain monitor getting out of sync when chain is turned off (floating#1449)
• Fixed: Misaligned chain connection status in expanded view (floating#1448)
• Fixed: Send shortcutActivated event whenever onboarding window is showing (floating#1451)