go.mk: lint with staticcheck

[sauterp]

Description

Checklist

(For exoscale contributors)

• Changelog updated (under Unreleased block)
• Integration tests OK

Testing

❯ make lint
go.mk/version.mk:13: warning: overriding recipe for target 'get-version-tag'
/home/sauterp/src/github.com/exoscale/exoscale-csi-driver/go.mk/version.mk:13: warning: ignoring old recipe for target 'get-version-tag'
remote: Enumerating objects: 10, done.
remote: Counting objects: 100% (10/10), done.
remote: Compressing objects: 100% (8/8), done.
remote: Total 10 (delta 3), reused 6 (delta 2), pack-reused 0
Unpacking objects: 100% (10/10), 6.38 KiB | 594.00 KiB/s, done.
From github.com:exoscale/go.mk
   1ecccbf..c320e5b  master     -> origin/master
 * [new tag]         v2.0.0     -> v2.0.0
go.mk/version.mk:13: warning: overriding recipe for target 'get-version-tag'
/home/sauterp/src/github.com/exoscale/exoscale-csi-driver/go.mk/version.mk:13: warning: ignoring old recipe for target 'get-version-tag'
'/home/sauterp/bin/go' install honnef.co/go/tools/cmd/[email protected]
'/home/sauterp/go/bin/staticcheck' \
   \
  ./...