Fix timezonefinder install errors on ARM targets
timezonefinder>=6 changed its build infrastructure and started using the h3 package, which seems to break on ARM targets. Going back to version 5.2.0 seems to avoid those problems.
timezonefinder>=6 changed its build infrastructure and started using the h3 package, which seems to break on ARM targets. Going back to version 5.2.0 seems to avoid those problems.