Set Advanced Text Editor feature flag default value to True (#20357)

Automatic Merge

model/feature_flags.go

@@ -94,7 +94,7 @@ func (f *FeatureFlags) SetDefaults() {
 	f.InsightsEnabled = false
 	f.CloudFree = false
 	f.CommandPalette = false
-	f.AdvancedTextEditor = false
+	f.AdvancedTextEditor = true
 	f.CallsEnabled = true
 }