Add reinit method to BleConnector to reset BLE modem after light sleep

[TuEmb]

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Submission Checklist 📝

• I have updated existing examples or added new ones (if applicable).
• I have used cargo xtask fmt-packages command to ensure that all changed code is formatted correctly.
• My changes were added to the CHANGELOG.md in the proper section.
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Pull Request Details 📖

Description

Based on esp-hal issue #3873, it appears that BLE does not function correctly after waking from light sleep. Introducing a reinit function helps reinitialize the BLE modem to restore proper operation.

Testing

Tested with this example: https://github.com/TuEmb/esp-hal/blob/example_ble_light_sleep/examples/src/bin/wifi_embassy_ble.rs