Question about XML formatting in Post

I’ve seen the page, https://powershell.org/faqs/how-do-i-format-code-blocks-in-the-forums/, and have tried posting XML using the pre tag and the class equals lang-xml. Whenever I do I don’t see al the XML tags, I see the following: How do I fix this?

	
		HKLM\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{342C9BB8-65A0-46DE-AB7A-8031E151AF69}
		HKLM\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{342C9BB8-65A0-46DE-AB7A-8031E151AF69}|DisplayVersion|4.6.1.20870
		ccmexec|running
		C|200|MB
		notepad.exe
			
	
	
		HKLM\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{342C9BB8-65A0-46DE-AB7A-8031E151AF69}
		HKLM\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{342C9BB8-65A0-46DE-AB7A-8031E151AF69}|DisplayVersion|4.6.1.20870
		ccmexec|running
		C|200|MB
		CMD.EXE
		/C "ping 127.0.0.1 & EXIT 33"	
	

Put the XML into a Gist on GitHub, and then paste the Gist’s URL here.