feat(analytics-browser): support gzip request body compression#1542

Mercy811 merged 16 commits intomainamplitude/Amplitude-TypeScript:mainfrom

AMP-149145-update-browser-sdk-to-use-enable-request-body-compressionamplitude/Amplitude-TypeScript:AMP-149145-update-browser-sdk-to-use-enable-request-body-compressionCopy head branch name to clipboard