update/add Aditya profile to guides-team.md (#7685)

Author: trimakichan

_projects/guides-team.md

@@ -42,6 +42,13 @@ leadership:
       slack: 'https://hackforla.slack.com/team/U05JS9NLNQJ'
       github: 'https://github.com/the-techgurl'
     picture: https://avatars.githubusercontent.com/the-techgurl
+  - name: Aditya Soni
+    github-handle: Aditya23soni
+    role: Product Manager
+    links:
+      slack: https://hackforla.slack.com/team/U07F766J29M
+      github: https://github.com/Aditya23soni
+    picture: https://avatars.githubusercontent.com/Aditya23soni
   - name: Jesus Diaz
     github-handle: JesseTheCleric
     role: Product Manager