(maint) whitespace fixes

Author: DavidS

.sync.yml

@@ -30,19 +30,19 @@ Gemfile:
   optional:
     ":development":
     - gem: ruby-pwsh
-  required:	
-    ':system_tests':	
-      - gem: 'puppet-module-posix-system-r#{minor_version}'	
-        platforms: ruby	
-      - gem: 'puppet-module-win-system-r#{minor_version}'	
-        platforms:	
-          - mswin	
-          - mingw	
-          - x64_mingw	
-      - gem: beaker-testmode_switcher	
-        version: '~> 0.4'	
-      - gem: master_manipulator	
-      - gem: puppet-blacksmith	
+  required:
+    ':system_tests':
+      - gem: 'puppet-module-posix-system-r#{minor_version}'
+        platforms: ruby
+      - gem: 'puppet-module-win-system-r#{minor_version}'
+        platforms:
+          - mswin
+          - mingw
+          - x64_mingw
+      - gem: beaker-testmode_switcher
+        version: '~> 0.4'
+      - gem: master_manipulator
+      - gem: puppet-blacksmith
         version: '~> 3.4'
 spec/spec_helper.rb:
   coverage_report: true