doc: Update known issues for NCS v2.9.0

[divipillai]

Added v2.9.0 to known issues.

• Asset Tracker v2 issues checked by @simensrostad
• Serial LTE Modem issues checked by @MarkusLassila
• Low Power UART sample issues on nRF5340 DK by @nordic-krch and @anangl
• Thingy:53 issues checked by @MarekPieta
• Thread issues checked by @maciejbaczmanski
• Zigbee issues checked by @milewr
• Matter issues checked by @kkasperczyk-no
• nRF Desktop, CAF, nRF Machine Learning issues checked by @MarekPieta
• nRF Audio issues checked by @gWacey
• Networking libraries issues checked by @simensrostad
• Sidewalk issues checked by @annwoj
• BLE issues checked by @grochu
• BT Mesh issues checked by @Balaklaka
• Build system issues checked by @carlescufi
• DFU and FOTA issues checked by @nvlsianpu
• NFC issues checked by @grochu
• SPM issues checked by @osaether
• Crypto issues checked by @frkv
• MPSL issues checked by @yuxCai
• Radio driver issues checked by @ankuns
• SD Controller issues checked by @yuxCai
• TF-M issues checked by by @frkv
• Radio test sample issues checked by @grochu
• Wi-Fi issues checked by @bama-nordic
• SUIT DFU issues checked by @maciejpietras
• NCS modem libraries and nRFxlib Modem library issues checked by @lemrey
• Zephyr issues checked by @cvinayak
• Mcuboot issues checked by @de-nordic
• Zephyr LwM2M issues checked by @SeppoTakalo
• nRF Cloud samples and libraries checked by @plskeggs

[NordicBuilder]

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	ci-run-zephyr-twister	Force run zephyr twister

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• ◻️ Integration tests

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[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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[barsok]

Hi, could you please a known issue:

In low temperatures and if MPSL (Bluetooth, 802.15.4) is not used, UARTE will have a frequency error beyond the spec limits; can be worked around by enabling LFXO prior to using UART

Thank you

[bama-nordic]

Please add the below to Wi-Fi known issues (applicable for 2.8.0 and 2.9.0)-

SHEL-3345 : Wi-Fi Coex (ble and thread) is broken due to missing device tree node in cpuapp
Fix : zephyrproject-rtos/zephyr#83028
platforms affected: nRF7002DK and nRF7002EK

[divipillai]

Please add the below to Wi-Fi known issues (applicable for 2.8.0 and 2.9.0)-

SHEL-3345 : Wi-Fi Coex (ble and thread) is broken due to missing device tree node in cpuapp Fix : zephyrproject-rtos/zephyr#83028 platforms affected: nRF7002DK and nRF7002EK

Updated.

[peknis]

Do we have a Jira issue?