* add new dataquery field for identifying which histogram type
* run make gen-cue to update tempo dataquery
* add native histogram check function & look for dataquery flag
* remove console log
* check for native histograms in queryfield
* only run query when histograms have not been migrated yet
* use less resource intensive query, just check if series are there
* fix type issue
* use series as better for detecting existence of a metric, fix betterer things
* fix type
* fix import
* remove metric name from func
* use datasrource func and don't make a new one
* remove string for boolean check in service graph functions
* fix bug for switching tempo data sources
* handle race condition for unmounting before async call is completed
* fix imports
* add todo to implement getNativeHistograms in Prometheus data source
* add todo to remove automatic check once tempo fully migrates to native histograms
* add todo to remove the native histogram config option
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