update datetime features and cyclical features user guide

[solegalli]

No description provided.

[codecov]

Codecov Report

Merging #565 (2c698e5) into main (872f6a7) will not change coverage.
The diff coverage is n/a.

❗ Current head 2c698e5 differs from pull request most recent head 46dbe37. Consider uploading reports for the commit 46dbe37 to get more accurate results

@@           Coverage Diff           @@
##             main     #565   +/-   ##
=======================================
  Coverage   97.47%   97.47%           
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  Files          90       90           
  Lines        3492     3492           
  Branches      687      687           
=======================================
  Hits         3404     3404           
  Misses         32       32           
  Partials       56       56           

Impacted Files	Coverage Δ
feature_engine/creation/cyclical_features.py	100.00% <ø> (ø)

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