ENH: do not fail with 3d nodes - `preprocess.remove_false_nodes()`

[jGaboardi]

• This PR resolves #657
• Open to suggests for a better error message.
• CI failure unrelated to this PR

[codecov[bot]]

Codecov Report

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

Project coverage is 98.1%. Comparing base (4037c70) to head (f6b4be5). Report is 91 commits behind head on main.

Additional details and impacted files

[](https://app.codecov.io/gh/pysal/momepy/pull/661?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pysal) ```diff @@ Coverage Diff @@ ## main #661 +/- ## ======================================= + Coverage 97.4% 98.1% +0.8% ======================================= Files 26 40 +14 Lines 4328 7165 +2837 ======================================= + Hits 4214 7031 +2817 - Misses 114 134 +20 ``` | [Files with missing lines](https://app.codecov.io/gh/pysal/momepy/pull/661?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pysal) | Coverage Δ | | |---|---|---| | [momepy/preprocessing.py](https://app.codecov.io/gh/pysal/momepy/pull/661?src=pr&el=tree&filepath=momepy%2Fpreprocessing.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pysal#diff-bW9tZXB5L3ByZXByb2Nlc3NpbmcucHk=) | `93.8% <100.0%> (+0.5%)` | :arrow_up: | | [momepy/tests/test\_preprocess.py](https://app.codecov.io/gh/pysal/momepy/pull/661?src=pr&el=tree&filepath=momepy%2Ftests%2Ftest_preprocess.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pysal#diff-bW9tZXB5L3Rlc3RzL3Rlc3RfcHJlcHJvY2Vzcy5weQ==) | `100.0% <100.0%> (ø)` | |

[martinfleis]

pre-commit.ci autofix