Use CMIP7 aerosol emissions for PI control

[MartinDix]

See ACCESS-NRI/CMIP7-Input#53 for derivation of ancillary files from input4MIPS data.

[access-hive-bot]

This issue has been mentioned on ACCESS Hive Community Forum. There might be relevant details there:

https://forum.access-hive.org.au/t/coordinating-development-threads-for-next-phase-of-control-run/4523/1

[MartinDix]

See #131 for results from 10 year run. No impact on PI control climate expected.