Update CODE_OF_CONDUCT.md

Author: michelroegl-brunner

CODE_OF_CONDUCT.md

@@ -4,7 +4,7 @@
 
 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
+size, visible or invisible disability, ethnicity, sex characteristics, gende
 identity and expression, level of experience, education, socio-economic status,
 nationality, personal appearance, race, religion, or sexual identity
 and orientation.