docs: removed the note from analysis guide (#3573)

Signed-off-by: BalaadityaPatanjali <[email protected]>

docs/docs/guides/slo.md

@@ -40,12 +40,6 @@ For more information,see:
 The Analysis result is exposed as an OpenTelemetry metric
 and can be displayed on dashboard tools, such as Grafana.
 
-> **Note** A preliminary release of the Keptn Analysis feature
-  is included in Keptn v0.8.3 and v0.9.0 but is hidden behind a feature flag.
-  See the
-  [Analysis](../reference/crd-reference/analysis.md/#differences-between-versions)
-  reference page for instructions to activate the preview of this feature.
-
 ## Keptn Analysis basics
 
 A Keptn Analysis is implemented with three resources: