chore: Updated backers.md list
chore: Updated backers.md list

New backers: Kristian Mandrup & Remo Laubacher

CookieJon/quasar,simarust/quasar,fsgiudice/quasar,CookieJon/quasar,fsgiudice/quasar,pdanpdan/quasar,quasarframework/quasar,rstoenescu/quasar-framework,simarust/quasar,quasarframework/quasar,rstoenescu/quasar-framework,quasarframework/quasar,pdanpdan/quasar,simarust/quasar,CookieJon/quasar,fsgiudice/quasar,pdanpdan/quasar,rstoenescu/quasar-framework,pdanpdan/quasar,quasarframework/quasar