Adapt remote.chunkedSeries to use prompb.ChunkedSeries #21

Job	Run time
Check generated parser	15s
Build Prometheus for common architectures (0)	6m 18s
Build Prometheus for all architectures	0s
fuzzing	0s
Build Prometheus for common architectures (1)	8m 24s
golangci-lint	2m 45s
Build Prometheus for common architectures (2)	6m 20s
Go tests	16m 5s
More Go tests	12m 8s
Go tests with previous Go version	7m 31s
Mixins tests	2m 10s
UI tests	4m 56s
Go tests on Windows	13m 17s
codeql / Analyze (javascript)	1m 23s
Publish UI on npm Registry	1m 26s
Publish release artefacts	0s
Publish main branch artifacts	0s
	1h 22m 58s

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