Change to two spaces

source/_daily_emails/2023-12-16.md

@@ -1,16 +1,16 @@
 ---
 title: >
-    Adding snapshot tests to Build Configs
+  Adding snapshot tests to Build Configs
 pubDate: 2023-12-16
 permalink: >-
-    archive/2023/12/16/adding-snapshot-tests-to-build-configs
+  archive/2023/12/16/adding-snapshot-tests-to-build-configs
 tags:
-    - software-development
-    - php
-    - symfony
-    - build-configs
-    - automated-testing
-    - test-driven-development
+  - software-development
+  - php
+  - symfony
+  - build-configs
+  - automated-testing
+  - test-driven-development
 ---
 
 This week, I've started to add snapshot tests to the [Build Configs project][build configs].