docs: update year in license (#732)

- Updated year in license.md to 2023-2024
- Also fixed an error, where B01LER was not replacing the full placeholder

Signed-off-by: Thorben Hartmann <122102805+thrbnhrtmnn@users.noreply.github.com>

LICENSE.md

@@ -1,6 +1,6 @@
 # MIT License
 
-Copyright (c) 2023 B01LER Contributors
+Copyright (c) 2023-2024 B01LER
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 documentation files (the "Software"), to deal in the Software without restriction, including without limitation the