[updatecli] Bump Fleet version used within installation documentation to 0.10.3#2920

thardeck merged 2 commits intomainrancher/fleet:mainfrom

updatecli_main_e4800346f579ee9c0cc0d44d33ea73bf4ac5aa5424513f0a2184859a974d337drancher/fleet:updatecli_main_e4800346f579ee9c0cc0d44d33ea73bf4ac5aa5424513f0a2184859a974d337dCopy head branch name to clipboard