Improve documentation on the Set Gateway Location#42

i3mSuperMan wants to merge 1 commit intodoc/set-gateway-locationCyberEyeResearchLabs/lorawan-stack-docs:doc/set-gateway-locationfrom

doc/set-gateway-location-devCyberEyeResearchLabs/lorawan-stack-docs:doc/set-gateway-location-devCopy head branch name to clipboard