bump min versions

[dcherian]

What is your issue?

Looks like we can bump a number of min versions:

Package           Required             Policy               Status
----------------- -------------------- -------------------- ------
cartopy           0.20    (2021-09-17) 0.21    (2022-09-10) <
dask-core         2022.7  (2022-07-08) 2022.12 (2022-12-02) <
distributed       2022.7  (2022-07-08) 2022.12 (2022-12-02) <
flox              0.5     (2022-05-03) 0.6     (2022-10-12) <
iris              3.2     (2022-02-15) 3.4     (2022-12-01) <
matplotlib-base   3.5     (2021-11-18) 3.6     (2022-09-16) <
numba             0.55    (2022-01-14) 0.56    (2022-09-28) <
numpy             1.22    (2022-01-03) 1.23    (2022-06-23) <
packaging         21.3    (2021-11-18) 22.0    (2022-12-08) <
pandas            1.4     (2022-01-22) 1.5     (2022-09-19) <
scipy             1.8     (2022-02-06) 1.9     (2022-07-30) <
seaborn           0.11    (2020-09-08) 0.12    (2022-09-06) <
typing_extensions 4.3     (2022-07-01) 4.4     (2022-10-07) <
zarr              2.12    (2022-06-23) 2.13    (2022-09-27) <