makefile: use info -f to get the current storage driver

Signed-off-by: Djordje Lukic <djordje.lukic@docker.com>
(cherry picked from commit ebb9fade23532aac753870c1e007bd804c33b45f)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Makefile

@@ -4,7 +4,7 @@ DOCKER ?= docker
 BUILDX ?= $(DOCKER) buildx
 
 # set the graph driver as the current graphdriver if not set
-DOCKER_GRAPHDRIVER := $(if $(DOCKER_GRAPHDRIVER),$(DOCKER_GRAPHDRIVER),$(shell docker info 2>&1 | grep "Storage Driver" | sed 's/.*: //'))
+DOCKER_GRAPHDRIVER := $(if $(DOCKER_GRAPHDRIVER),$(DOCKER_GRAPHDRIVER),$(shell docker info -f {{ .Driver }} 2>&1))
 export DOCKER_GRAPHDRIVER
 
 DOCKER_GITCOMMIT := $(shell git rev-parse HEAD)