Update CODE_OF_CONDUCT.md

Author: zendostrike

CODE_OF_CONDUCT.md

@@ -28,7 +28,7 @@ community include:
 Examples of unacceptable behavior include:
 
 * The use of sexualized language or imagery, and sexual attention or
-  advances of any kind
+  advances of any kind.
 * Trolling, insulting or derogatory comments, and personal or political attacks
 * Public or private harassment
 * Publishing others' private information, such as a physical or email