"repair language code in manifest"

manifest.yaml

@@ -1,14 +1,11 @@
 checking:
-  checking_entity:
-  - Bridge Connectivity Solutions Translators
-  - Apostolic Faith Church (3 different congregations)
-  - "Delhi Indian Pentecostal Church\_(has\_Global Presence)"
-  - Delhi and beyond
+  checking_entity: [Bridge Connectivity Solutions Translators, Apostolic Faith Church
+      (3 different congregations), "Delhi Indian Pentecostal Church\_(has\_Global\
+      \ Presence)", Delhi and beyond]
   checking_level: '3'
 dublin_core:
   conformsto: rc0.2
-  contributor:
-  - Door43 World Missions Community
+  contributor: [Door43 World Missions Community]
   creator: Door43 World Missions Community
   description: Open-licensed exegetical notes that provide historical, cultural, and
     linguistic information for translators. It provides translators and checkers with
@@ -17,19 +14,13 @@ dublin_core:
   format: text/markdown
   identifier: obs-tn
   issued: '2015-11-10'
-  language:
-    direction: ltr
-    identifier: en
-    title: Hindi
+  language: {direction: ltr, identifier: hi, title: Hindi}
   modified: '2017-09-05'
   publisher: unfoldingWord
-  relation:
-  - en/obs
+  relation: [en/obs]
   rights: CC BY-SA 4.0
   source:
-  - identifier: obs-tn
-    language: en
-    version: 3.2.1
+  - {identifier: obs-tn, language: en, version: 3.2.1}
   subject: Translator Notes
   title: OBS translationNotes
   type: help