Add altitude, landcover, and landseamask to mersi_ll_l1b reader

chorng commented 1 month ago

Add Altitude, LandCover, and LandSeaMask bands to mersi_ll_l1b reader for FY3E

[x] Closes #2952
[ ] Tests added
[ ] Fully documented
[x] Add your name to AUTHORS.md if not there already

codecov[bot] commented 1 month ago

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 96.08%. Comparing base (f36a096) to head (392267f). Report is 5 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #2953 +/- ## ======================================= Coverage 96.08% 96.08% ======================================= Files 377 377 Lines 55125 55125 ======================================= Hits 52967 52967 Misses 2158 2158 ``` | [Flag](https://app.codecov.io/gh/pytroll/satpy/pull/2953/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pytroll) | Coverage Δ | | |---|---|---| | [behaviourtests](https://app.codecov.io/gh/pytroll/satpy/pull/2953/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pytroll) | `3.94% <ø> (ø)` | | | [unittests](https://app.codecov.io/gh/pytroll/satpy/pull/2953/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pytroll) | `96.18% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pytroll#carryforward-flags-in-the-pull-request-comment) to find out more.

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