update Tempo notes with the removal of the Tempo-Jaeger-UI

chart/templates/NOTES.txt

@@ -150,7 +150,7 @@ PLATFORM ONE LOKI WARNING:
 {{- if and $.Values.jaeger.enabled .Values.tempo.enabled }}
 PLATFORM ONE TRACING WARNING:
   You have enabled both Jaeger and Tempo Tracing Engines.  This is permitted during beta testing of Tempo.
-  After the beta period, only one Tracing engine will be supported at one time, with Tempo becoming the default supported engine over a direct Jaeger installation. Tempo will deploy with Tempo-Query, a Jaeger frontend with Tempo as the backend.
+  After the beta period, only one Tracing engine will be supported at one time, with Tempo becoming the default supported engine over a direct Jaeger installation. Grafana has a built-in Tempo data source that can be used to query Tempo and visualize traces. 
 {{- end }}
 
 {{- if $.Values.addons.mattermost.enabled }}
@@ -413,4 +413,4 @@ PLATFORM ONE THANOS WARNING:
 PLATFORM ONE LOKI WARNING:
   BigBang does not support the Loki Distributed deployment mode. For production deployments,
   please set your strategy to "scalable" or "monolithic"
-{{- end }}
\ No newline at end of file
+{{- end }}