Fix docs formatting and update versioning scheme

[ml-evs]

The setup-tools-scm version was not being picked up outside of docker as the .git folder is one level up. This PR fixes that, adds a simple test, and also makes some docs formatting fixes.

[cypress[bot]]

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Test summary

132 • 0 • 0 • 0

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Run details

Project	datalab
Status	Passed
Commit	113173ba70 ℹ️
Started	Aug 20, 2024 12:32 PM
Ended	Aug 20, 2024 12:37 PM
Duration	05:24 💡
OS	Linux Ubuntu -
Browser	Multiple

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[codecov[bot]]

Codecov Report

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

Project coverage is 68.12%. Comparing base (4f43ccb) to head (7c382a1). Report is 5 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #850 +/- ## ========================================== + Coverage 68.10% 68.12% +0.01% ========================================== Files 62 62 Lines 3882 3884 +2 ========================================== + Hits 2644 2646 +2 Misses 1238 1238 ``` | [Files](https://app.codecov.io/gh/datalab-org/datalab/pull/850?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=datalab-org) | Coverage Δ | | |---|---|---| | [pydatalab/pydatalab/main.py](https://app.codecov.io/gh/datalab-org/datalab/pull/850?src=pr&el=tree&filepath=pydatalab%2Fpydatalab%2Fmain.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=datalab-org#diff-cHlkYXRhbGFiL3B5ZGF0YWxhYi9tYWluLnB5) | `65.92% <100.00%> (+0.51%)` | :arrow_up: |