Change hist_type2d_pertape to hist_type1d_pertape in User's Guide

[olyson]

Change hist_type2d_pertape to hist_type1d_pertape in User's Guide. hist_type2d_pertape isn't a valid namelist variable. https://escomp.github.io/ctsm-docs/versions/master/html/users_guide/setting-up-and-running-a-case/customizing-the-clm-namelist.html?highlight=hist_type2d_pertape