Fix talk ordering

source/_talks/tdd-test-driven-drupal.md

@@ -17,55 +17,55 @@ use: [talks]
 events:
   - name: DrupalCamp London 2017
     location: London, UK
-    date: "2017-03-04"
+    date: 2017-03-04
     time: "16:15 - 17:00"
 
   - name: DrupalCamp Dublin 2017
     location: Dublin, Ireland
-    date: "2017-10-21"
+    date: 2017-10-21
     time: "12:00 - 12:40"
     url: http://2017.drupal.ie
 
   - name: Drupal Bristol
-    date: "2017-11-22"
+    date: 2017-11-22
     location: Bristol, UK
     url: https://www.drupalbristol.org.uk
 
   - name: Drupal Somerset
-    date: "2018-06-14"
+    date: 2018-06-14
     location: Glastonbury, UK
 
   - name: Drupal Developer Days 2018
-    date: "2018-07-05"
+    date: 2018-07-05
     time: "12:15 - 13:00"
     location: Lisbon, Portugal
     url: http://lisbon2018.drupaldays.org
 
   - name: DrupalCamp London 2019
-    date: "2019-03-02"
+    date: 2019-03-02
     time: "14:00 - 14:45"
     location: London, UK
     url: http://drupalcamp.london
 
   - name: NWDUG
-    date: "2020-05-12"
+    date: 2020-05-12
     location: Manchester, UK
     url: http://nwdrupal.org.uk
     online: true
 
   - name: Bay Area Drupal Camp (BADCamp)
-    date: "2020-10-14"
+    date: 2020-10-14
     url: https://2020.badcamp.org/session/tdd-test-driven-drupal
     online: true
 
   - name: DrupalCon Europe 2020
-    date: "2020-12-08"
+    date: 2020-12-08
     url: https://events.drupal.org/europe2020/sessions/tdd-test-driven-drupal
     online: true
 
   - name: DrupalCon Lille 2023
     location: Lille, France
-    date: "2023-10-17"
+    date: 2023-10-17
     time: "15:00 - 15:45"
     url: https://events.drupal.org/lille2023/session/tdd-test-driven-drupal-introduction-automated-testing-and-test-driven-development
 ---