Update _data/epiverse_contributors.csv and _freeze/

Author: epiverse-trace-bot

_data/epiverse_contributors.csv

@@ -9,7 +9,7 @@
 "AntonioAlvaradoC","issue_authors","sivirep","https://avatars.githubusercontent.com/u/108705534?v=4"
 "aspina7","issue_authors","linelist","https://avatars.githubusercontent.com/u/18347047?u=68bf777c871eca4afe43aefb087139bec11ccd8e&v=4"
 "athowes","issue_contributors","epiparameter","https://avatars.githubusercontent.com/u/29818116?u=80ffd05679781899c66d5d9bb629f17cbd93fd43&v=4"
-"avallecam","code, issue_authors",".github, blueprints, cfr, cleanepi, epi-training-kit, epichains, epidemics, epimodelac, epiparameter, epishowcase, episoap, epitkit, epiverse_demos, epiverse-trace.github.io, epiversetheme, etdev, finalsize, gam-summit, hex-stickers, howto, lessons, linelist, packagetemplate, personas, readepi, research-compendium, safeframe, serofoi, simulist, superspreading, tutorials, tutorials-early, tutorials-late, tutorials-middle, vaccineff","https://avatars.githubusercontent.com/u/21230390?v=4"
+"avallecam","code, issue_authors",".github, blueprints, cfr, cleanepi, epi-training-kit, epichains, epidemics, epimodelac, epiparameter, epishowcase, episoap, epitkit, epiverse_demos, epiverse-trace.github.io, epiversetheme, etdev, finalsize, gam-summit, hex-stickers, howto, lessons, linelist, packagetemplate, personas, readepi, research-compendium, safeframe, serofoi, simulist, superspreading, tutorials, tutorials-early, tutorials-late, tutorials-middle, tutorials-middle-es, vaccineff","https://avatars.githubusercontent.com/u/21230390?v=4"
 "avinashladdha","issue_authors","blueprints, readepi","https://avatars.githubusercontent.com/u/63897300?u=d687a1b154a2d6627d199f8b14fb5a29a70a2e3b&v=4"
 "bahadzie","code, issue_authors, issue_contributors","cleanepi, epidemics, etdev, linelist, numberize, packagetemplate, readepi","https://avatars.githubusercontent.com/u/41001537?u=93698de2b5c3e232f7bdf78ddae9be85ffcdd0cb&v=4"
 "bbah74","issue_authors","cleanepi","https://avatars.githubusercontent.com/u/28865380?u=6f84f9909f45f38ce41d03f120e1d3fc84b9b444&v=4"
@@ -75,6 +75,7 @@
 "krlmlr",NA,NA,"https://avatars.githubusercontent.com/u/1741643?v=4"
 "lagbermeo","code","epi-training-kit","https://avatars.githubusercontent.com/u/161387260?v=4"
 "lgbermeo","issue_contributors","epi-training-kit, epiparameter","https://avatars.githubusercontent.com/u/123580898?u=df733a3319cdf426f130118da90792990798f7f2&v=4"
+"Liu499-create","issue_authors","tutorials-middle","https://avatars.githubusercontent.com/u/179777915?v=4"
 "LloydChapman","issue_authors, issue_contributors","cleanepi, epidemics","https://avatars.githubusercontent.com/u/22941537?v=4"
 "macataci","code","ColOpenData","https://avatars.githubusercontent.com/u/88789311?v=4"
 "maelle","code","blueprints, epiparameter","https://avatars.githubusercontent.com/u/8360597?v=4"