Update README.md (new license URL for kba/page-to-alto)

Signed-off-by: Stefan Weil <[email protected]>

Co-authored-by: Konstantin Baierer <[email protected]>

README.md

@@ -258,5 +258,5 @@ During the installation process several projects are included (in [`./vendor`](.
 * [gcv2hocr](https://github.com/dinosauria123/gcv2hocr) by Endo Michiaki, [`CC BY 4.0`](https://creativecommons.org/licenses/by/4.0/legalcode)
 * [format-converters](https://github.com/OCR-D/format-converters) by OCR-D, [`Apache 2.0`](https://github.com/OCR-D/format-converters/blob/master/LICENSE)
 * [prima-page-converter](https://github.com/PRImA-Research-Lab/prima-page-converter/) by PRImA Research Lab , [`Apache 2.0`](https://github.com/PRImA-Research-Lab/prima-page-converter/blob/master/LICENSE)
-* [page-to-alto](https://github.com/kba/page-to-alto/) by Konstantin Baierer @kba, [`Apache 2.0`](https://github.com/OCR-D/format-converters/blob/master/LICENSE)
+* [page-to-alto](https://github.com/kba/page-to-alto/) by Konstantin Baierer @kba, [`Apache 2.0`](https://github.com/kba/page-to-alto/blob/master/LICENSE)
 * [textract2page](https://github.com/slub/textract2page/) by Arne Rümmler @rue-a, [`Apache 2.0`](https://github.com/slub/textract2page/blob/master/LICENSE)