Update sponsors

_data/sponsors.yml

@@ -54,6 +54,10 @@
   link: https://github.com/richardlissimore
   image: "richard.png"
 
+- name: Donald Brady
+  link: https://bradydonald.github.io/
+  image: "donald.jpeg"
+
 - name: Marcelo Subtil Marcal
   link: http://smarcal.com/
   image: "marcelo.jpeg"
@@ -78,6 +82,10 @@
   link: ""
   image: ""
 
+- name: sjs2109
+  link: ""
+  image: ""
+
 - name: Svellingen
   link: ""
   image: ""