docs: added time series validation to features section of website (fa…

…cebookexperimental#565)

LGTM. Thanks @michellegrushkometa and congrats for your first official PR merged to main branch! <3

recode: landing v3.8.2

doc: updated version to 3.8.0

Merge branch 'main' of https://github.com/facebookexperimental/Robyn

fix: removed duplicated results in JSON files + refresh doc typo

Merge pull request facebookexperimental#438 from facebookexperimental…

…/test_p_robyn1234

docs: update CRAN install steps + 3.6.4 start

Merge pull request facebookexperimental#361 from facebookexperimental…

…/allocation_range

Allocation and plots improvements. Version 3.6.2