Bump github.com/secure-systems-lab/go-securesystemslib (#227)

Bumps [github.com/secure-systems-lab/go-securesystemslib](https://github.com/secure-systems-lab/go-securesystemslib) from 0.3.0 to 0.3.1.
- [Release notes](https://github.com/secure-systems-lab/go-securesystemslib/releases)
- [Commits](secure-systems-lab/go-securesystemslib@v0.3.0...v0.3.1)

---
updated-dependencies:
- dependency-name: github.com/secure-systems-lab/go-securesystemslib
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/dustin/go-humanize v1.0.0
 	github.com/flynn/go-docopt v0.0.0-20140912013429-f6dd2ebbb31e
 	github.com/onsi/gomega v1.18.1 // indirect
-	github.com/secure-systems-lab/go-securesystemslib v0.3.0
+	github.com/secure-systems-lab/go-securesystemslib v0.3.1
 	github.com/stretchr/testify v1.7.0
 	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7
 	golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871

go.sum

@@ -52,8 +52,8 @@ github.com/onsi/gomega v1.18.1 h1:M1GfJqGRrBrrGGsbxzV5dqM2U2ApXefZCQpkukxYRLE=
 github.com/onsi/gomega v1.18.1/go.mod h1:0q+aL8jAiMXy9hbwj2mr5GziHiwhAIQpFmmtT5hitRs=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/secure-systems-lab/go-securesystemslib v0.3.0 h1:PH0mUKuUSXVEVDbrKMgGPcrqrnKA8gJii614+EKKi7g=
-github.com/secure-systems-lab/go-securesystemslib v0.3.0/go.mod h1:o8hhjkbNl2gOamKUA/eNW3xUrntHT9L4W89W1nfj43U=
+github.com/secure-systems-lab/go-securesystemslib v0.3.1 h1:LJuyMziazadwmQRRu1M7GMUo5S1oH1+YxU9FjuSFU8k=
+github.com/secure-systems-lab/go-securesystemslib v0.3.1/go.mod h1:o8hhjkbNl2gOamKUA/eNW3xUrntHT9L4W89W1nfj43U=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=