BUGFIX incorrect indentation (#10254)

Error: Failed to render chart: exit status 1: Error: YAML parse error on ingress-nginx/templates/controller-serviceaccount.yaml: error converting YAML to JSON: yaml: line 14: mapping values are not allowed in this context
  Use --debug flag to render out invalid YAML
  Error: plugin "diff" exited with error

charts/ingress-nginx/templates/controller-serviceaccount.yaml

@@ -11,8 +11,7 @@ metadata:
   name: {{ template "ingress-nginx.serviceAccountName" . }}
   namespace: {{ .Release.Namespace }}
   {{- if .Values.serviceAccount.annotations }}
-  annotations:
-  {{- toYaml .Values.serviceAccount.annotations | nindent 4 }}
+  annotations: {{ toYaml .Values.serviceAccount.annotations | nindent 4 }}
   {{- end }}
 automountServiceAccountToken: {{ .Values.serviceAccount.automountServiceAccountToken }}
 {{- end }}