chore(next): release 4.0.0-rc

[capacitor-bot]

🤖 I have created a release beep boop

4.0.0-rc (2026-10-07)

⚠ BREAKING CHANGES

• android: allow offline background execution (#159)
• align plugin baselines with core (#162)
• local-notifications: plugin now uses local-notifications plugin configuration for smallIcon and sound

Features

• align plugin baselines with core (#162) (f54a32c)

Bug Fixes

• android: allow offline background execution (#159) (a0c6556)
• android: making install_libs script more robust (#172) (a382cf2)
• ios: remove usage of APIs deprecated in iOS 14 and iOS 15 (8981234)
• ios: remove usage of APIs deprecated in iOS 14 and iOS 15 (6b73444)
• local-notifications: read config from LocalNotifications plugin object (#170) (be5a78e)

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