Added the ThreadMeshCoP false build flag

Author: silabs-ArghyaD

.github/workflows/test-ubuntu-arm-no-container.yaml

@@ -25,8 +25,7 @@ jobs:
             software-properties-common \
             python3.11 python3.11-distutils python3.11-venv python3.11-dev \
             libgirepository-1.0-1 libgirepository1.0-dev \
-            libglib2.0-dev libevent-dev \
-            libglib2.0-dev-bin
+            libglib2.0-dev libglib2.0-dev-bin
           
           sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 2
           sudo update-alternatives --set python3 /usr/bin/python3.11
@@ -57,7 +56,7 @@ jobs:
         shell: bash
         run: |
           cd "$GITHUB_WORKSPACE/third_party/matter_sdk"
-          ./scripts/run_in_build_env.sh "./scripts/build/build_examples.py --target linux-arm64-chip-tool-ipv6only-clang build"
+          ./scripts/run_in_build_env.sh "./scripts/build/build_examples.py --target linux-arm64-chip-tool-ipv6only-clang build chip_support_thread_meshcop=false"
 
       - name: Upload chiptool artifact
         uses: actions/upload-artifact@v4