Removed Docker build from Makefile

Makefile

@@ -1,10 +1,7 @@
-all: dep build
-
-dep:
-	docker build -t fira:latest .
+all: build
 
 build:
-	docker run --rm -v ${PWD}:/opt fira:latest ./script/build.sh
+	docker run --rm -v ${PWD}:/opt tonsky/firacode:latest ./script/build.sh
 
 package:
 	./script/package.sh