[CI] Add build check for example Fabric Admin in standalong mode

Author: yufengwangca

.github/workflows/examples-linux-arm.yaml

@@ -67,6 +67,7 @@ jobs:
                         --target linux-arm64-light-rpc-ipv6only-clang \
                         --target linux-arm64-thermostat-no-ble-clang \
                         --target linux-arm64-lit-icd-no-ble-clang \
+                        --target linux-arm64-fabric-admin-clang \                        
                         --target linux-arm64-fabric-admin-clang-rpc \
                         --target linux-arm64-fabric-bridge-no-ble-clang-rpc \
                         build \

.github/workflows/examples-linux-standalone.yaml

@@ -198,6 +198,16 @@ jobs:
                     linux debug air-purifier-app \
                     out/linux-x64-air-purifier/chip-air-purifier-app \
                     /tmp/bloat_reports/
+            - name: Build example Fabric Admin Standalong
+              run: |
+                  ./scripts/run_in_build_env.sh \
+                     "./scripts/build/build_examples.py \
+                        --target linux-x64-fabric-admin \
+                        build"
+                  .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
+                    linux debug fabric-admin \
+                    out/linux-x64-fabric-admin/fabric-admin \
+                    /tmp/bloat_reports/                    
             - name: Build example Fabric Admin
               run: |
                   ./scripts/run_in_build_env.sh \