Add region definitions and mappings for REMIND 3.3 #743

	# This workflow will install Python dependencies and validate the project
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Nomenclature

	on:
	push:
	branches: [ '**' ]
	pull_request:
	branches: [ '**' ]

	jobs:
	validation:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Set up Python 3.11
	uses: actions/setup-python@v1
	with:
	python-version: 3.11

	- name: Install dependencies
	run: pip install nomenclature-iamc>=0.12.0

	- name: Run the nomenclature project validation
	run: nomenclature validate-project . --dimension region --dimension variable

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