Avoid circular dependencies

Signed-off-by: Philippe Ombredanne <pombredanne@nexb.com>

Author: pombredanne

requirements.txt

@@ -12,7 +12,6 @@ colorama==0.4.5
 construct==2.10.68
 container-inspector==31.1.0
 cryptography==37.0.4
-debian-inspector==31.0.0b1
 dockerfile-parse==1.2.0
 dparse2==0.6.1
 extractcode==31.0.0