Prepare 0.4.5 release

Author: bosd

setup.cfg

@@ -2,7 +2,7 @@
 name = invoice2data
 author = Manuel Riel
 description = Python parser to extract data from pdf invoice
-version = 0.4.4
+version = 0.4.5
 url = https://github.com/invoice-x/invoice2data
 keywords =
   pdf
@@ -27,7 +27,7 @@ classifiers =
   Topic :: Office/Business :: Financial :: Accounting
 long_description = file: README.md
 long_description_content_type = text/markdown
-license_file = LICENSE.txt
+license_files = ["LICENSE.txt"]
 
 [options]
 setup_requires =