docs: Update CONTRIBUTORS.md with the latest contributors (#379)

Author: pyansys-automation

CONTRIBUTORS.md

@@ -14,12 +14,15 @@
 * [Alex Kaszynski](https://github.com/akaszynski)
 * [Alexander Carvalho](https://github.com/acarvalh-work)
 * [Alexandre Bouthéon](https://github.com/a-bouth)
+* [Andreas Gantner](https://github.com/gantnera)
 * [anslpa](https://github.com/anslpa)
 * [ansmilan](https://github.com/milanredon)
+* [Antoine Minard](https://github.com/ansaminard)
 * [Anurag Kulshrestha](https://github.com/akulshre-qa)
 * [Ayush Kumar](https://github.com/ayush-kumar-423)
 * [Camille](https://github.com/clatapie)
 * [Camille Bellot](https://github.com/cbellot000)
+* [Chris Hodgson](https://github.com/cj-hodgson)
 * [chrpetre](https://github.com/chrpetre)
 * [Devin](https://github.com/Devin-Crawford)
 * [Dipin](https://github.com/dipinknair)