Add cmip6 and obs4mips data for ESMValTool ozone diagnostic

[bouweandela]

Description

Add CMIP6 and obs4MIPs data required for the ESMValTool ozone diagnostics (Climate-REF/climate-ref#473).

Checklist

Please confirm that this pull request has done the following:

• Data registry up to date (regenerate if necessary via the regenerate action)
• Documentation added (where applicable)
• Changelog item added to changelog/

[bouweandela]

@lewisjared Updating the sample data fails with the message (run):

[esmvaltool-ozone-data eb88d9b] Updated sample data
 5 files changed, 4 insertions(+)
 create mode 100644 data/CMIP6/CMIP/CNRM-CERFACS/CNRM-ESM2-1/historical/r1i1p1f2/AERmon/o3/gr/v20181206/o3_AERmon_CNRM-ESM2-1_historical_r1i1p1f2_gr_195001-199912.nc
 create mode 100644 data/CMIP6/CMIP/CNRM-CERFACS/CNRM-ESM2-1/historical/r1i1p1f2/AERmon/o3/gr/v20181206/o3_AERmon_CNRM-ESM2-1_historical_r1i1p1f2_gr_200001-201412.nc
 create mode 100644 data/CMIP6/CMIP/CNRM-CERFACS/CNRM-ESM2-1/historical/r1i1p1f2/AERmon/toz/gr/v20181206/toz_AERmon_CNRM-ESM2-1_historical_r1i1p1f2_gr_195001-201412.nc
 create mode 100644 data/obs4MIPs/DLR-BIRA/C3S-GTO-ECV-9-0/toz/gn/v20231115/toz_C3S-GTO-ECV-9-0_gn_199601-202112.nc
remote: error: Trace: cb202f810afdf5efbad1dee28ad1b936afc7bd4426bb331c6c7a698f34916109        
remote: error: See https://gh.io/lfs for more information.        
remote: error: File data/CMIP6/CMIP/CNRM-CERFACS/CNRM-ESM2-1/historical/r1i1p1f2/AERmon/o3/gr/v20181206/o3_AERmon_CNRM-ESM2-1_historical_r1i1p1f2_gr_195001-199912.nc is 144.16 MB; this exceeds GitHub's file size limit of 100.00 MB        
remote: error: GH001: Large files detected. You may want to try Git Large File Storage - https://git-lfs.github.com./        
To https://github.com/Climate-REF/ref-sample-data
 ! [remote rejected] esmvaltool-ozone-data -> esmvaltool-ozone-data (pre-receive hook declined)
error: failed to push some refs to 'https://github.com/Climate-REF/ref-sample-data'
Error: Process completed with exit code 1.

Do you have any ideas on how this could be solved?

[lewisjared]

Approved pending a changelog (see https://github.com/Climate-REF/ref-sample-data/tree/main/changelog)