[incident-52391] Split dd-sts policies to only request an app key when needed#7941

KSerrania wants to merge 2 commits intomasterDataDog/dd-trace-js:masterfrom

kserrania/incident-52391-split-dd-sts-policyDataDog/dd-trace-js:kserrania/incident-52391-split-dd-sts-policyCopy head branch name to clipboard