fix(snippets): ADR correct field order; prefix ; for all keys; add meeting/weekly/todo/blogpost

snippets/org-mode/meeting

@@ -0,0 +1,12 @@
+# -*- mode: snippet -*-
+# name: Meeting notes
+# key: ;meeting
+# --
+| Date      | `(format-time-string "%Y-%m-%d")` |
+| Attendees | ${1:names}                        |
+| Topic     | ${2:topic}                        |
+|-----------+-----------------------------------|
+| Notes     | ${3:discussion notes}             |
+| Actions   | ${4:action items}                 |
+| Next      | ${5:next meeting}                 |
+$0