added html cheatsheet (#10116)

* Added a HTML cheatsheet

Signed-off-by: Swaroop Deshpande <swaroop.deshpande.20210101030@siics.org>

* added HTML cheatsheet

Signed-off-by: Swaroop Deshpande <swaroop.deshpande.20210101030@siics.org>

* did some changes

Signed-off-by: Swaroop Deshpande <swaroop.deshpande.20210101030@siics.org>

* Update free-programming-cheatsheets.md

---------

Signed-off-by: Swaroop Deshpande <swaroop.deshpande.20210101030@siics.org>

more/free-programming-cheatsheets.md

@@ -186,6 +186,7 @@
 ### HTML and CSS
 
 * [Accessibility CheatSheet](https://learn-the-web.algonquindesign.ca/topics/accessibility-cheat-sheet/) - Algonquin Design (HTML)
+* [Beginner's CheatSheet](https://websitesetup.org/html5-cheat-sheet/) - WebsiteSetup (HTML)
 * [CSS CheatSheet](https://htmlcheatsheet.com/css/) (HTML)
 * [CSS Cheatsheet](https://www.codewithharry.com/blogpost/css-cheatsheet/) - CodeWithHarry (HTML)
 * [CSS Cheatsheet](https://web.stanford.edu/group/csp/cs21/csscheatsheet.pdf) - Stanford (PDF)