Tweaks to the Verilog-vs-Chisel Page (#2432) (#2433)

* Tweaks to the Verilog-vs-Chisel Page

* Update cookbook.md

* Update verilog-vs-chisel.md

* Update verilog-vs-chisel.md

(cherry picked from commit 7432bdff

)

Co-authored-by: Megan Wachs <megan@sifive.com>