build(deps): bump github.com/sylabs/sif/v2 from 2.3.2 to 2.4.0

Bumps [github.com/sylabs/sif/v2](https://github.com/sylabs/sif) from 2.3.2 to 2.4.0.
- [Release notes](https://github.com/sylabs/sif/releases)
- [Changelog](https://github.com/sylabs/sif/blob/master/.goreleaser.yml)
- [Commits](sylabs/sif@v2.3.2...v2.4.0)

---
updated-dependencies:
- dependency-name: github.com/sylabs/sif/v2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -29,7 +29,7 @@ require (
 	github.com/proglottis/gpgme v0.1.1
 	github.com/sirupsen/logrus v1.8.1
 	github.com/stretchr/testify v1.7.0
-	github.com/sylabs/sif/v2 v2.3.2
+	github.com/sylabs/sif/v2 v2.4.0
 	github.com/ulikunitz/xz v0.5.10
 	github.com/vbatts/tar-split v0.11.2
 	github.com/vbauerster/mpb/v7 v7.3.2

go.sum

@@ -956,8 +956,8 @@ github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5Cc
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
 github.com/sylabs/release-tools v0.1.0/go.mod h1:pqP/z/11/rYMQ0OM/Nn7TxGijw7KfZwW9UolD/J1TUo=
-github.com/sylabs/sif/v2 v2.3.2 h1:Kj60dUcE3TSM8Px4TaIbX7PUafB1QGhUi70Fz5Gf7iU=
-github.com/sylabs/sif/v2 v2.3.2/go.mod h1:IrLX2pzmQ2O4qgv5iy3HdKJcBNYds9DTMd9Je8A9tX4=
+github.com/sylabs/sif/v2 v2.4.0 h1:ikDJvXoXG1s4AChO4xSq5zxskw/bc2crTbBYN7bet5U=
+github.com/sylabs/sif/v2 v2.4.0/go.mod h1:IrLX2pzmQ2O4qgv5iy3HdKJcBNYds9DTMd9Je8A9tX4=
 github.com/syndtr/gocapability v0.0.0-20170704070218-db04d3cc01c8/go.mod h1:hkRG7XYTFWNJGYcbNJQlaLq0fg1yr4J4t/NcTQtrfww=
 github.com/syndtr/gocapability v0.0.0-20180916011248-d98352740cb2/go.mod h1:hkRG7XYTFWNJGYcbNJQlaLq0fg1yr4J4t/NcTQtrfww=
 github.com/syndtr/gocapability v0.0.0-20200815063812-42c35b437635 h1:kdXcSzyDtseVEc4yCz2qF8ZrQvIDBJLl4S1c3GCXmoI=