manifest: update zephyr to pull new Bluetooth GATT API

[kapi-no]

Updated the Zephyr revision in the manifest file to pull the new Bluetooth GATT API.

[NordicBuilder]

The following west manifest projects have been modified in this Pull Request:

Name	Old Revision	New Revision	Diff
zephyr	nrfconnect/sdk-zephyr@d142e4b	nrfconnect/sdk-zephyr@e4e6dc8 (main)	nrfconnect/sdk-zephyr@d142e4b0..e4e6dc87

Note: This message is automatically posted and updated by the Manifest GitHub Action.

[NordicBuilder]

Test specification

CI/Jenkins/NRF

• Integration Platforms

CI/Jenkins/integration

Test Module	File based changes	Manually selected	West overwrite
desktop52_verification	X
test-fw-nrfconnect-ble	X
test-fw-nrfconnect-ble_samples	X
test-fw-nrfconnect-chip	X
test-fw-nrfconnect-fem	X
test-fw-nrfconnect-nrf-iot_cloud	X
test-fw-nrfconnect-nrf-iot_mosh	X
test-fw-nrfconnect-nrf-iot_positioning	X
test-fw-nrfconnect-nrf-iot_samples	X
test-fw-nrfconnect-nrf-iot_thingy91	X
test-fw-nrfconnect-nrf-iot_zephyr_lwm2m	X
test-fw-nrfconnect-rpc	X
test-fw-nrfconnect-rs	X
test-fw-nrfconnect-thread	X
test-sdk-audio	X
test-sdk-find-my	X
test-sdk-sidewalk	X
test-sdk-wifi	X

Detailed information of selected test modules

Note: This message is automatically posted and updated by the CI

[NordicBuilder]

You can find the documentation preview for this PR at this link. It will be updated about 10 minutes after the documentation build succeeds.

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[de-nordic]

@rlubos Should we merge this? There is already PR that moves the sdk-zephyr even further #13708, but it fails CI at this point.

[rlubos]

@rlubos Should we merge this? There is already PR that moves the sdk-zephyr even further #13708, but it fails CI at this point.

Hold on, I'm waiting for BLE folks to fix their CI (there's a problem in test repo). Once they fix it, we'll only need to rerun that single plan, instead of full CI again (which takes hours...)