Add more Vigor series device support (#10562)

* Add more Vigor series device support

* Update draytek.yaml

* Add more Vigor series device test data

* Update AUTHORS.md

* Update draytek.snmprec

* Create draytek_vigor3900.snmprec

AUTHORS.md

@@ -213,6 +213,7 @@ LibreNMS contributors:
 - PipoCanaja <pipocanaja@gmail.com> [pipocanaja](https://github.com/pipocanaja/)
 - Tim de Boer <tim+github@tim427.net> (tim427)
 - Pavle Obradovic <pobradovic08@gmail.com> (pobradovic08)
+- Jason Cheng <sanyu3u@gmail.com> (jasoncheng7115)
 
 Observium was written by:
 - Adam Armstrong

includes/definitions/draytek.yaml

@@ -9,3 +9,5 @@ over:
 discovery:
     - sysObjectID:
         - .1.3.6.1.4.1.7367
+    - sysDescr_regex:
+        - '/^DrayTek/'

tests/snmpsim/draytek_vigor3900.snmprec

@@ -0,0 +1,2 @@
+1.3.6.1.2.1.1.1.0|4|DrayTek Corporation, Router Model: Vigor3900, Version: 1.4.4_Beta/1.4.4, Build Date/Time: 2019-07-08 03:36:57
+1.3.6.1.2.1.1.2.0|6|1.3.6.1.4.1.8072.3.2.10