fix(chat): do not create multiple chat isntances#1432

deathbeam merged 1 commit intoCopilotC-Nvim:mainCopilotC-Nvim/CopilotChat.nvim:mainfrom

deathbeam:do-not-make-multiple-cjhatsdeathbeam/CopilotChat.nvim:do-not-make-multiple-cjhatsCopy head branch name to clipboard