Add related and created_by to topic "YAML"

topics/yaml/index.md

@@ -1,12 +1,14 @@
 ---
 aliases: yml
 display_name: YAML
+created_by: Clark Evans, Ingy döt Net, Oren Ben-Kiki
 github_url: https://github.com/yaml/
 logo: yaml.png
 released: May 11, 2001
 short_description: YAML is a human-friendly data serialization standard.
 topic: yaml
 url: https://yaml.org/
 wikipedia_url: https://en.wikipedia.org/wiki/YAML
+related: xml, json, jsonc, json5, sax, data-serialization, yet-another, toml, ini
 ---
 **YAML** is a human-friendly data serialization standard for all programming languages. YAML is a recursive acronym which stands for "YAML Ain't Markup Language". It is commonly used for configurations.