doc: update acknowledgements and rm AUHTORS.txt

.github/workflows/maintainer-permissions-reminder.yml

@@ -31,6 +31,7 @@ jobs:
              * Each additional maintainer/admin increases the risk of project compromise: for this reason permissions should be removed if they are no longer used
              * For services that are not frequently used, each maintainer/admin should check that they really are still able to authenticate to the service and confirm this in the comments
           3. Update MAINTAINERS.txt to reflect current permissions
+          4. (Bonus) Update significant contributors in README.md#acknowledgements
 
           ### Critical services
 

README.md

@@ -120,15 +120,15 @@ Acknowledgements
 ----------------
 
 This project is hosted by the Linux Foundation under the Cloud Native Computing
-Foundation.  TUF's early development was managed by
-members of the [Secure Systems Lab](https://ssl.engineering.nyu.edu/) at [New
-York University](https://engineering.nyu.edu/).  We appreciate the efforts of
-Konstantin Andrianov, Geremy Condra, Vladimir Diaz, Yuyu Zheng, Sebastien Awwad,
-Santiago Torres-Arias, Trishank Kuppusamy, Zane Fisher, Pankhuri Goyal, Tian Tian,
-Konstantin Andrianov, and Justin Samuel who are among those who helped significantly
-with TUF's reference implementation.  [Contributors](https://github.com/theupdateframework/python-tuf/blob/develop/docs/AUTHORS.txt)
-and
-[maintainers](https://github.com/theupdateframework/python-tuf/blob/develop/docs/MAINTAINERS.txt)
+Foundation.  TUF's early development was managed by members of the [Secure
+Systems Lab](https://ssl.engineering.nyu.edu/) at [New York
+University](https://engineering.nyu.edu/). We appreciate the efforts of all
+[maintainers and emeritus
+maintainers](https://github.com/theupdateframework/python-tuf/blob/develop/docs/MAINTAINERS.txt),
+as well as the contributors Konstantin Andrianov, Kairo de Araujo, Ivana
+Atanasova, Geremy Condra, Zane Fisher, Pankhuri Goyal, Justin Samuel, Tian
+Tian, Martin Vrachev and Yuyu Zheng who are among those who helped
+significantly with TUF's reference implementation. Maintainers and Contributors
 are governed by the [CNCF Community Code of
 Conduct](https://github.com/cncf/foundation/blob/master/code-of-conduct.md).