Advance RFC 0389 to Stage ready-for-release

Author: ef4

text/0389-dynamic-tag-names.md

@@ -1,15 +1,15 @@
 ---
-stage: accepted
+stage: ready-for-release
 start-date: 2018-10-14T00:00:00.000Z
-release-date: # FIXME
-release-versions: # FIXME
+release-date:
+release-versions:
 teams:
   - framework
 prs:
-  accepted: https://github.com/emberjs/rfcs/pull/389
+  accepted: 'https://github.com/emberjs/rfcs/pull/389'
 project-link:
 meta:
-  tracking: https://github.com/emberjs/rfc-tracking/issues/42
+  tracking: 'https://github.com/emberjs/rfc-tracking/issues/42'
 ---
 
 # Dynamic tag names in glimmer templates.