Typo: "Serve caching" should be "Server caching"

[Kirk_Masden]

https://support.google.com/appsheet/answer/10107724?hl=en

[Kirk_Masden]

This remains unaddressed.  It's not a major issue but I hope someone will take 30 seconds to fix the typo.

[devingu]

Thanks everyone

@llynch for viz!

[lizlynch · Accepted solution]

Fixed! Thanks @Kirk_Masden  and @devingu 

[Kirk_Masden]

Thanks!!