Change wording on usage of --override-manager flag

Signed-off-by: Yasin Özel <[email protected]>

Author: yozel

main.go

@@ -52,6 +52,7 @@ import (
 	sourcev1 "github.com/fluxcd/source-controller/api/v1"
 
 	v2 "github.com/fluxcd/helm-controller/api/v2"
+
 	intdigest "github.com/fluxcd/helm-controller/internal/digest"
 
 	// +kubebuilder:scaffold:imports
@@ -139,7 +140,7 @@ func main() {
 	flag.StringVar(&snapshotDigestAlgo, "snapshot-digest-algo", intdigest.Canonical.String(),
 		"The algorithm to use to calculate the digest of Helm release storage snapshots.")
 	flag.StringArrayVar(&disallowedFieldManagers, "override-manager", []string{},
-		"Field manager disallowed to perform changes on managed resources.")
+		"List of field managers to override during drift detection.")
 
 	clientOptions.BindFlags(flag.CommandLine)
 	logOptions.BindFlags(flag.CommandLine)