v0.21.7

RRTMGP v0.21.7

Diff since v0.21.6

Merged pull requests:

• Move CI to new file system (#586) (@nefrathenrici)
• feat: add CLA workflow caller (#589) (@kalphonse-rgb)
• Update cla.yml (#590) (@kalphonse-rgb)
• clarify naming in readme (#592) (@szy21)
• rename weighted_irradiance to toa_flux (#593) (@szy21)
• chore: changes the CLA action trigger to pull_request_target (#594) (@cmbengue)
• always calculate optical depth (#595) (@szy21)

Closed issues:

• Enable CLA Workflow (#588)