Merge pull request #1 from InnerSourceCommons/adding-website-spier

Adding website of @spier

Author: yuhattor

data/members.yaml

@@ -33,6 +33,7 @@ members:
     role: "Board Member"
     area: "Germany"
     linkedin: "https://www.linkedin.com/in/sebastianspier/"
+    website: "https://spier.hu/"
 
   - name: "Guilherme Dellagustin"
     role: "Member"