chore(build): upgrade to latest versions

Dockerfile

 FROM debian:latest
+ENV UPDATED_AT="2021-10-01T17:46:41"
 RUN apt-get update && \
     apt-get -yq install --no-install-recommends curl ca-certificates git && \
     curl -sL https://sentry.io/get-cli/ | bash

LICENSE

 MIT License
 
-Copyright (c) 2018 Solidev
+Copyright (c) 2021 Solidev
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

 # docker-baseutils
+
 Basic alpine image with some utils added