Update _data/epiverse_contributors.csv and _freeze/

Author: epiverse-trace-bot

_data/epiverse_contributors.csv

@@ -30,7 +30,7 @@
 "davidsantiagoquevedo","code","serofoi, vaccineff","https://avatars.githubusercontent.com/u/67650252?v=4"
 "dcadam","code","superspreading","https://avatars.githubusercontent.com/u/28914160?v=4"
 "Deedado71","issue_authors","epiCo","https://avatars.githubusercontent.com/u/115372183?v=4"
-"Degoot-AM","code, issue_authors",".github, blueprints, cfr, cleanepi, epidemics, epiparameter, epiverse-trace.github.io, etstats, gam-summit, readepi, simulist, tracetheme, tutorials, tutorials-early, tutorials-late, tutorials-middle","https://avatars.githubusercontent.com/u/19929487?u=d154322701121d940d28d02e41a5749f8d354274&v=4"
+"Degoot-AM","code, issue_authors",".github, blueprints, cfr, cleanepi, epidemics, epiparameter, epiverse-trace.github.io, etstats, gam-summit, howto, readepi, simulist, tracetheme, tutorials, tutorials-early, tutorials-late, tutorials-middle","https://avatars.githubusercontent.com/u/19929487?u=d154322701121d940d28d02e41a5749f8d354274&v=4"
 "dependabot[bot]","code","climateR0, epichains, epiparameterDashboard, epiparameterDB, packagetemplate, safeframe","https://avatars.githubusercontent.com/in/29110?v=4"
 "dgmascarina",NA,NA,"https://avatars.githubusercontent.com/u/12283231?v=4"
 "DianaClemencia","code",".github","https://avatars.githubusercontent.com/u/141862783?v=4"