Update CHANGELOG.md
Update CHANGELOG.md

[ci skip]
jasnow/simple_form,maxArturo/simple_form,makkrnic/simple_form,munirent/simple_form,gregmolnar/simple_form,danielevans/simple_form,imton/simple_form,sharma1nitish/simple_form,stevestmartin/simple_form,sserrato/simple_form,danielevans/simple_form,wethu/simple_form,grnsimplicity/simple_form,makkrnic/simple_form,shaistaansari/simple_form,wethu/simple_form,michael-gabenna/simple_form,Eric-Guo/simple_form,westonganger/simple_form,maxArturo/simple_form,Eric-Guo/simple_form,dwilkie/simple_form,ktw1222/simple_form,jobteaser/simple_form,sharma1nitish/simple_form,michael-gabenna/simple_form,alesshh/simple_form,ktw1222/simple_form,alesshh/simple_form,imton/simple_form,cuongnguyen2503/simple_form,grnsimplicity/simple_form,shaistaansari/simple_form,gregmolnar/simple_form,cuongnguyen2503/simple_form,jobteaser/simple_form,dwilkie/simple_form,jasnow/simple_form,plataformatec/simple_form,sserrato/simple_form,stevestmartin/simple_form,munirent/simple_form,joshsoftware/simple_form,tingi/simple_form,gauravtiwari/simple_form,joshsoftware/simple_form,plataformatec/simple_form,tingi/simple_form,gauravtiwari/simple_form,westonganger/simple_form