Move scripts used in CI to the new location - **./scripts/ci/**

* Move github scripts

* Move more files

* Move ci scripts and fix dependencies

* Update docs/node-template-release.md

Co-authored-by: João Paulo Silva de Souza <77391175+joao-paulo-parity@users.noreply.github.com>

* Remove Cargo.lock

* Apply suggestions from code review

Co-authored-by: Denis Pisarev <denis.pisarev@parity.io>

* Make more paths uniform

Co-authored-by: João Paulo Silva de Souza <77391175+joao-paulo-parity@users.noreply.github.com>
Co-authored-by: Denis Pisarev <denis.pisarev@parity.io>