Add 1.26.11 to CHANGES.rst (#2696)
Add 1.26.11 to CHANGES.rst (#2696)

* Add 1.26.11 to CHANGES.rst

Co-authored-by: Hasan Ramezani <08b1ca21a90f4f121eacca46263e4075f3305bf9@gmail.com>

urllib3/urllib3,urllib3/urllib3