Setup SOPS and AGE in Gitea Actions

This is forked and merged from

nhedger/setup-sops alessiodionisi/setup-age-action

- name: Setup SOPS and AGE
  uses: actions/setup-sops-age@v1
  with:

    # The version of SOPS to install.
    # This input is optional and defaults to "latest".
    # Example values: "3.7.3", "latest"
    sopsVersion: "latest"

	  # The version of AGE to install.
	  # This input is optional and defaults to "latest".
	  # Example values: "3.7.3", "latest"
    ageVersion: "latest"

    # The GitHub token to use to authenticate GitHub API requests.
    # This input is optional and defaults to the job's GitHub token.
    # Example value: ${{ secrets.GITHUB_TOKEN }}
    token: "<your githut token>"