Previously, this method incorrectly return an empty Attributes object
and a nil error, leading to callers attempting to use the empty
attributes object.

Signed-off-by: Will Murphy <will.murphy@anchore.com>

* main: (343 commits)
  feat: update haproxy classifier (#3277)
  chore(deps): update tools to latest versions (#3291)
  fix: don't use builtin scanner in licensecheck (#3290)
  chore(deps): update CPE dictionary index (#3288)
  chore(deps): bump github/codeql-action from 3.26.9 to 3.26.10 (#3289)
  update redis classifier (#3281)
  fix: improve node classifier version matching (#3284)
  fix: update ruby classifier for -rc, -dev, etc. versions (#3285)
  chore(deps): update CPE dictionary index (#3262)
  chore(deps): bump github.com/docker/docker (#3264)
  chore(deps): bump github/codeql-action from 3.26.8 to 3.26.9 (#3275)
  chore(deps): update stereoscope to dc10ea61fd18efa45b516eda4de8bc19d8322429 (#3280)
  chore(deps): bump actions/checkout from 4.1.7 to 4.2.0 (#3283)
  add awaiting response management (#3272)
  fix: correct excluded mount point comparison to file paths (#3269)
  Add JVM cataloger (#3217)
  feat: classifier for Dart lang binaries (#3265)
  Add compliance policy for empty name and version (#3257)
  chore(deps): bump github.com/github/go-spdx/v2 from 2.3.1 to 2.3.2 (#3254)
  chore(deps): bump peter-evans/create-pull-request from 7.0.3 to 7.0.5 (#3255)
  ...

Signed-off-by: Christopher Phillips <32073428+spiffcs@users.noreply.github.com>

Signed-off-by: Christopher Phillips <32073428+spiffcs@users.noreply.github.com>