Match ISC license with optional phrase ("and its documentation") used by dnspython.

third_party/devscripts/licensecheck.pl

Index: third_party/devscripts/licensecheck.pl
diff --git a/third_party/devscripts/licensecheck.pl b/third_party/devscripts/licensecheck.pl
index ab33045965291c724dbaa13523ee408a5fa29788..df7aebc2289eea484db6886e89f61cd8d506276a 100755
--- a/third_party/devscripts/licensecheck.pl
+++ b/third_party/devscripts/licensecheck.pl
@@ -434,7 +434,7 @@ sub parselicense($) {
 	$license = "MIT/X11 (BSD like) $license";
     }
 
-    if ($licensetext  =~ /Permission to use, copy, modify, and(\/or)? distribute this software for any purpose (with or )?without fee is hereby granted, provided.*(copyright|entire) notice.*all copies/) {
+    if ($licensetext  =~ /Permission to use, copy, modify, and(\/or)? distribute this software (and its documentation )?for any purpose (with or )?without fee is hereby granted, provided.*(copyright|entire) notice.*all copies/) {
 	$license = "ISC $license";
     }