matter: silabs_examples/sl-newLight build failed

Description of the issue

While builing the sl-newLight example for board BRD2601B build failed with following error.

System: Ubuntu 20.04.4 LTS: 8GB RAM 64 bit core i5 7th gen.

Attaching the log file as well.

Steps to reproduce the issue

1. clone Release 1.0.0
2. cd matter
3. export SILABS_BOARD=BRD2601B
4. Also tried with > export EFR32_BOARD=BRD2601B
5. source scripts/activate.sh
6. ./scripts/examples/gn_efr32_example.sh ./silabs_examples/sl-newLight/efr32 ./out/sl-newLight

Device type(s) and network topology

EFR32MG24: Thunderboard sense devkit BRD2601B Matter end device

Proposed solution(s)

No response

SMG version

release_1.0.0

Protocol(s)

Openthread, Wifi, Bluetooth

Hardware platform(s)

xG24 Devkit Thunderboard sense: BRD2601B

Development platform(s)

No response

Captured data or logs

err.log