Remove example importer from registry

This creates junk data. This importer should be run inside a test only

Signed-off-by: Hritik Vijay <hritikxx8@gmail.com>

Author: Hritik14

vulnerabilities/importers/__init__.py

@@ -20,12 +20,10 @@
 #  VulnerableCode is a free software code scanning tool from nexB Inc. and others.
 #  Visit https://github.com/nexB/vulnerablecode/ for support and download.
 from vulnerabilities.importers import alpine_linux
-from vulnerabilities.importers import example
 from vulnerabilities.importers import github
 from vulnerabilities.importers import nginx
 
 IMPORTERS_REGISTRY = [
-    example.ExampleImporter,
     github.GitHubAPIImporter,
     nginx.NginxImporter,
     alpine_linux.AlpineImporter,

vulnerabilities/improvers/__init__.py

@@ -2,7 +2,6 @@
 from vulnerabilities.improvers import default
 
 IMPROVERS_REGISTRY = [
-    importers.example.ExampleAliasImprover,
     default.DefaultImprover,
     importers.nginx.NginxBasicImprover,
     importers.alpine_linux.AlpineBasicImprover,