SLING-8570 - Extract a generic Content Parser API from org.apache.sling.jcr.contentparser with pluggable implementations

* added note to signal future deprecation
diff --git a/README.md b/README.md
index 2b2caa1..abf487d 100644
--- a/README.md
+++ b/README.md
@@ -7,3 +7,6 @@
 This module is part of the [Apache Sling](https://sling.apache.org) project.
 
 Parser for JCR repository content stored in files (e.g. JSON, FileVault XML).
+
+### Note
+This module will soon be deprecated in favour of apache/sling-org-apache-sling-contentparser-api.