[TraceQL] quantile_over_time 1 of 2 - lang/parser #7701

Job	Run time
Test packages - pkg	2m 31s
Test integration e2e suite	27m 18s
Lint	3m 6s
Test packages - others	9m 34s
Test packages - tempodb	10m 10s
Test packages - tempodb/wal	7m 36s
Benchmark	8m 54s
Build	1m 39s
Build technical documentation	20s
Test serverless integration e2e suite	6m 14s
Check jsonnet & tempo-mixin	39s
Vendor check	57s
	1h 18m 58s

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