Please fix this recent regression: no matching constructor for initialization of 'boost::posix_time::milliseconds'

This regression appeared in 1.2.637: https://github.com/rstudio/rstudio/issues/2867

Ahoy Yurivict.

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#### System Information:
- RStudio Edition: (Desktop or Server)
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- OS Version: 
- R Version: 

#### Also:
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