add PhRUG meetup

Author: graial

_data/meetups.yml

@@ -7049,3 +7049,10 @@
   start_time: 19:00:00 BST
   end_time: 21:00:00 BST
   url: https://www.meetup.com/west-midlands-ruby-user-group-wmrug/events/rvvzzryhcmbwb
+
+- name: Philippine Ruby Users Group - PhRUG - Harvest Time!
+  location: Online
+  date: 2025-05-28
+  start_time: 18:00:00 PST
+  end_time: 21:00:00 PST
+  url: https://www.meetup.com/ruby-phil/events/308017459/