bip389: Update to Specification type

README.mediawiki

@@ -1406,7 +1406,7 @@ users (see also: [https://en.bitcoin.it/wiki/Economic_majority economic majority
 | Applications
 | Multipath Descriptor Key Expressions
 | Ava Chow
-| Informational
+| Specification
 | Draft
 |-
 | [[bip-0390.mediawiki|390]]

bip-0389.mediawiki

@@ -4,7 +4,7 @@
   Title: Multipath Descriptor Key Expressions
   Authors: Ava Chow <me@achow101.com>
   Status: Draft
-  Type: Informational
+  Type: Specification
   Assigned: 2022-07-26
   License: BSD-2-Clause
   Requires: 380