Normalize cataloger configuration patterns (#2365)

* normalize cataloger patterns

Signed-off-by: Alex Goodman <wagoodman@users.noreply.github.com>

* remove central reference for maven configurable

Signed-off-by: Alex Goodman <wagoodman@users.noreply.github.com>

---------

Signed-off-by: Alex Goodman <wagoodman@users.noreply.github.com>

syft/pkg/cataloger/ruby/cataloger.go

@@ -4,23 +4,24 @@ Package ruby provides a concrete Cataloger implementation relating to packages w
 package ruby
 
 import (
+	"github.com/anchore/syft/syft/pkg"
 	"github.com/anchore/syft/syft/pkg/cataloger/generic"
 )
 
 // NewGemFileLockCataloger returns a new Bundler cataloger object tailored for parsing index-oriented files (e.g. Gemfile.lock).
-func NewGemFileLockCataloger() *generic.Cataloger {
+func NewGemFileLockCataloger() pkg.Cataloger {
 	return generic.NewCataloger("ruby-gemfile-cataloger").
 		WithParserByGlobs(parseGemFileLockEntries, "**/Gemfile.lock")
 }
 
 // NewInstalledGemSpecCataloger returns a new Bundler cataloger object tailored for detecting installations of gems (e.g. Gemspec).
-func NewInstalledGemSpecCataloger() *generic.Cataloger {
+func NewInstalledGemSpecCataloger() pkg.Cataloger {
 	return generic.NewCataloger("ruby-installed-gemspec-cataloger").
 		WithParserByGlobs(parseGemSpecEntries, "**/specifications/**/*.gemspec")
 }
 
 // NewGemSpecCataloger looks for gems without the additional requirement of the gem being installed.
-func NewGemSpecCataloger() *generic.Cataloger {
+func NewGemSpecCataloger() pkg.Cataloger {
 	return generic.NewCataloger("ruby-gemspec-cataloger").
 		WithParserByGlobs(parseGemSpecEntries, "**/*.gemspec")
 }