[Bugfix]订正失效的邮箱地址(#944)

[Bugfix]订正语句(#944)

CODE_OF_CONDUCT.md

@@ -4,7 +4,7 @@
 ## Our Pledge
 
 In the interest of fostering an open and welcoming environment, we as
-contributors and maintainers pledge to making participation in our project and
+contributors and maintainers pledge to making participation in our project, and
 our community a harassment-free experience for everyone, regardless of age, body
 size, disability, ethnicity, gender identity and expression, level of experience,
 education, socio-economic status, nationality, personal appearance, race,
@@ -56,7 +56,7 @@ further defined and clarified by project maintainers.
 ## Enforcement
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
-reported by contacting the project team at  shirenchuang@didiglobal.com .  All
+reported by contacting the project team at  https://knowstreaming.com/support-center .  All
 complaints will be reviewed and investigated and will result in a response that
 is deemed necessary and appropriate to the circumstances. The project team is
 obligated to maintain confidentiality with regard to the reporter of an incident.