Update CODE_OF_CONDUCT.md

Author: arthurhenrique

CODE_OF_CONDUCT.md

@@ -6,7 +6,7 @@ We as members, contributors, and leaders pledge to make participation in our
 community a harassment-free experience for everyone, regardless of age, body
 size, visible or invisible disability, ethnicity, sex characteristics, gender
 identity and expression, level of experience, education, socio-economic status,
-nationality, personal appearance, race, religion, or sexual identity
+nationality, personal appearance, race, religion, or sexual identitys
 and orientation.
 
 We pledge to act and interact in ways that contribute to an open, welcoming,