Update readme

Author: hugoalh

README.md

@@ -92,11 +92,10 @@ Import-Module -Name 'hugoalh.GitHubActionsToolkit' -Prefix 'GitHubActions' -Scop
 
 ### Example
 
-```ps1
-Set-GitHubActionsOutput -Name 'foo' -Value 'bar'
-```
-
-```ps1
-Write-GitHubActionNotice -Message 'Hello, world!'
-```
-![Result of `Write-GitHubActionNotice -Message 'Hello, world!'`](./_asset/example_notice.png "Result of `Write-GitHubActionNotice -Message 'Hello, world!'`")
+- ```ps1
+  Set-GitHubActionsOutput -Name 'foo' -Value 'bar'
+  ```
+- ```ps1
+  Write-GitHubActionNotice -Message 'Hello, world!'
+  ```
+  ![Result of `Write-GitHubActionNotice -Message 'Hello, world!'`](./_asset/example_notice.png "Result of `Write-GitHubActionNotice -Message 'Hello, world!'`")