Update lxml from 4.2.1 to 4.2.3
Update lxml from 4.2.1 to 4.2.3
glogiotatidis/snippets-service,mozmar/snippets-service,glogiotatidis/snippets-service,mozmar/snippets-service,mozilla/snippets-service,mozmar/snippets-service,glogiotatidis/snippets-service,glogiotatidis/snippets-service,mozmar/snippets-service,mozilla/snippets-service,mozilla/snippets-service,mozilla/snippets-service