Update copyright year

WhyNotHugo · WhyNotHugo · commit 8def72890ff9 · 2023-09-25T14:12:02.000+02:00
diff --git a/LICENCE b/LICENCE
@@ -1,4 +1,4 @@
-Copyright (c) 2017-2020 Hugo Osvaldo Barrera <hugo@barrera.io>, et al
+Copyright (c) 2017-2023 Hugo Osvaldo Barrera <hugo@barrera.io>, et al
 Copyright (c) 2010-2013 Thorsten Weimann
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/docs/conf.py b/docs/conf.py
@@ -16,7 +16,7 @@
 # -- Project information -----------------------------------------------------
 
 project = "python-barcode"
-copyright = "2020, Hugo Osvaldo Barrera, et al"
+copyright = "2017-2023, Hugo Osvaldo Barrera, et al"
 author = "Hugo Osvaldo Barrera, et al"
 
 # The short X.Y version.

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-Copyright (c) 2017-2020 Hugo Osvaldo Barrera <hugo@barrera.io>, et al`
	`1`	`+Copyright (c) 2017-2023 Hugo Osvaldo Barrera <hugo@barrera.io>, et al`
`2`	`2`	`Copyright (c) 2010-2013 Thorsten Weimann`
`3`	`3`
`4`	`4`	`Permission is hereby granted, free of charge, to any person obtaining a copy of`