update gdskillsday1.sh.

gdskillsday1.sh

@@ -101,7 +101,7 @@ EOB
 systemctl restart awslogsd
 systemctl restart docker
 cd /mnt/v1
-docker built -t server .
+docker build -t server .
 
 chmod -R 777 /mnt/v1
 /server /conf.toml