Drop cabarc artifact.
diff --git a/Tools/msi/msilib.py b/Tools/msi/msilib.py
index 12cb9d0..5795d0e 100644
--- a/Tools/msi/msilib.py
+++ b/Tools/msi/msilib.py
@@ -381,7 +381,6 @@
         add_data(db, "Media",
                 [(1, self.index, None, "#"+self.name, None, None)])
         add_stream(db, self.name, self.name+".cab")
-        os.unlink(self.name+".txt")
         os.unlink(self.name+".cab")
         db.Commit()