chore(fix): modify lcov command to include unused block ignore

Updated lcov command to ignore unused blocks in coverage report.

Author: onecoolx

.github/workflows/cmake-multi-platform.yml

@@ -100,7 +100,7 @@ jobs:
         cd ${{ steps.strings.outputs.build-output-dir }}
         GCC_VERSION=`gcc --version | head -n1 | awk '{print $3}'`
         GCC_MAJOR_VERSION=$(echo $GCC_VERSION | cut -d. -f1,1)
-        lcov --rc geninfo_unexecuted_blocks=1 --ignore-errors mismatch --gcov-tool /usr/bin/gcov-${GCC_MAJOR_VERSION} -d . -c -o picasso.info
+        lcov --rc geninfo_unexecuted_blocks=1 --ignore-errors mismatch,unused --gcov-tool /usr/bin/gcov-${GCC_MAJOR_VERSION} -d . -c -o picasso.info
         lcov --remove picasso.info -o picasso.info '/usr/*' '*/proj/*' '*/unit_tests/*' '*/third_party/*'
 
     - name: Upload coverage reports to Codecov