Update src/render/blog/release-2_3_0.html.md
Update src/render/blog/release-2_3_0.html.md

Co-authored-by: Tomasz Michalak <cfc06c90cef1d769c891c6a44cffc525c9029f52@gmail.com>
Knotx/knotx-website,Knotx/knotx-website