Update CHANGELOG.md for v2.3.0
Update CHANGELOG.md for v2.3.0
mconf/mconf-web,mconftec/mconf-web-uergs,mconf-rnp/mconf-web,mconf-ufrgs/mconf-web,mconf-ufrgs/mconf-web,mconf-ufrgs/mconf-web,mconf-rnp/mconf-web,mconf/mconf-web,mconf/mconf-web,mconf/mconf-web,mconftec/mconf-web-uergs,mconf-rnp/mconf-web,mconftec/mconf-web-uergs,mconf-ufrgs/mconf-web,mconf-rnp/mconf-web,mconftec/mconf-web-uergs