Merge pull request #3885 from jpculp/deny-v2

sources: update deny.toml to version 2

sources/deny.toml

@@ -1,10 +1,5 @@
 [licenses]
-unlicensed = "deny"
-
-# Deny licenses unless they are specifically listed here
-copyleft = "deny"
-allow-osi-fsf-free = "neither"
-default = "deny"
+version = 2
 
 # We want really high confidence when inferring licenses from text
 confidence-threshold = 0.93