Revert "Use HTTP zstd compression for the Agent telemetry payloads" #64905

Job	Run time
agenttelemetry-list-change-ack-check	39s
release-note-check	2m 19s
assign-team-label	34s
ask-reviews	0s
fetch-labels	1s
skip-qa-check	23s
team-label-check	1s
	3m 57s

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