Update src/build.sh to do not modify monitoring service

docker build -t "context_service:develop" -f context/Dockerfile_develop --quiet .

docker build -t "context_service:test" -f context/Dockerfile_test --quiet .

cd monitoring

./genproto.sh

cd ..

echo "BUILD monitoring"

monitoring/genproto.sh

docker build -t "monitoring_service:develop" -f monitoring/Dockerfile --quiet .

docker build -t "monitoring:dockerfile" -f monitoring/Dockerfile .

echo "Prune unused images"

docker image prune --force