Update note about public and pages overlap (#10287)
Update note about public and pages overlap (#10287)

* Updated note about public and pages overlap

* Update static-file-serving.md

* Update static-file-serving.md

Co-authored-by: Joe Haddad <4e0ba6b7cd003e26bd2c43baef51e423886a04cd@gmail.com>

JeromeFitz/next.js,flybayer/next.js,JeromeFitz/next.js,flybayer/next.js,JeromeFitz/next.js,zeit/next.js,azukaru/next.js,azukaru/next.js,zeit/next.js,azukaru/next.js,azukaru/next.js,flybayer/next.js,flybayer/next.js,JeromeFitz/next.js,zeit/next.js