Update homarr-install.sh

change delimiter in sed command

install/homarr-install.sh

@@ -39,7 +39,7 @@ msg_info "Installing Homarr (Patience)"
 git clone -q https://github.com/ajnart/homarr.git /opt/homarr
 cd /opt/homarr
 cp -p /opt/homarr/.env.example /opt/homarr/.env
-sed -i 's/NEXTAUTH_SECRET="[^"]*"/NEXTAUTH_SECRET="'"$(openssl rand -base64 32)"'"/' /opt/homarr/.env
+sed -i 's|NEXTAUTH_SECRET="[^"]*"|NEXTAUTH_SECRET="'"$(openssl rand -base64 32)"'"|' /opt/homarr/.env
 $STD yarn install
 $STD yarn build
 $STD yarn db:migrate