Fix broken links (#1520)

* Fix broken links
* add urls to link check exclude list

.github/workflows/exclude.txt

@@ -40,3 +40,11 @@ https://github.com/ocaml/opam/pull
 https://github.com/ocaml/opam/issues
 https://github.com/ocaml/opam-repository/pull
 https://github.com/ocaml/opam-repository/issues
+https://www.iitm.ac.in/
+https://doi.org
+https://dl.acm.org/doi
+https://www.amnh.org/research/computational-sciences
+https://www.ssi.gouv.fr/
+https://www.hostnet.com.br/
+https://www.microsoft.com
+https://diskuv-ocaml.gitlab.io/

data/changelog/odoc/2021-10-06-odoc-2.0.0.md

@@ -135,9 +135,9 @@ Finally, I'd like to use this opportunity to launch an invitation. With [v3.ocam
 
 Some packages already have great docs - a few examples are:
 
-- [brr](https://v3.ocaml.org/p/brr/0.0.1/doc/ffi_manual.html)
-- [lwt](https://v3.ocaml.org/p/lwt/5.4.2/doc/index.html)
-- [mimic](https://v3.ocaml.org/p/mimic/0.0.3/doc/index.html)
+- [brr](https://ocaml.org/p/brr/latest/doc/ffi_manual.html)
+- [lwt](https://ocaml.org/p/lwt/latest/doc/index.html)
+- [mimic](https://ocaml.org/p/mimic/latest/doc/index.html)
 - [streaming](https://v3.ocaml.org/p/streaming/0.8.0/doc/index.html)
 - [uucp](https://v3.ocaml.org/p/uucp/13.0.0/doc/index.html)