Add ext4 utilities to enable quotas (#26)

- e2fsprogs for chattr
- quota-tools for repquota and setquota

Signed-off-by: Jacoby Hickerson <jacoby.hickerson@outlook.com>

Dockerfile

@@ -1,5 +1,5 @@
 FROM alpine:3.14.6
-RUN apk add --no-cache util-linux xfsprogs xfsprogs-extra lvm2 device-mapper
+RUN apk add --no-cache util-linux xfsprogs xfsprogs-extra lvm2 device-mapper e2fsprogs-extra quota-tools
 
 ARG DBUILD_DATE
 ARG DBUILD_REPO_URL="https://github.com/openebs/linux-utils"