[Documentation:Developer] Add Cypress npm update note

[dandrecollins07-ctrl]

Why is this Change Important & Necessary?

Some developers may encounter issues launching Cypress after installation. Adding a troubleshooting note provides a potential solution and can reduce confusion during setup.

What is the New Behavior?

A troubleshooting note has been added to the Cypress documentation recommending npm update if issues occur when launching Cypress.

Automated Testing & Documentation

Documentation update only.

Other Information

N/A

Screenshot:

[roye2]

I think the wording of the message is okay, but I think it would be better to have the note appear at the bottom after all the other things under the 'Installation' header. Also, if you could unitalicize npm update I think it would be a bit more legible.
(to do that, replace it with *npm update*)

[dandrecollins07-ctrl]

I think the wording of the message is okay, but I think it would be better to have the note appear at the bottom after all the other things under the 'Installation' header. Also, if you could unitalicize npm update I think it would be a bit more legible. (to do that, replace it with npm update)

Changes done, thank you!

[roye2]

Final fixes look good, I think this is ready to merge!