Update modules/dynamic-plugins/ref-community-plugins-migration.template.adoc

Co-authored-by: Nick Boldt <[email protected]>

Author: josephca

modules/dynamic-plugins/ref-community-plugins-migration.template.adoc

@@ -68,6 +68,8 @@ The following table lists all %%MIGRATION_COUNT%% community-supported plugins th
 [NOTE]
 ====
 Replace `<tag>` with the appropriate version tag for your {product-short} version. Check the link:https://github.com/redhat-developer/rhdh-plugin-export-overlays[rhdh-plugin-export-overlays repository] for the latest available tags.
+
+Use of tags is not recommended; instead a SHA256 digest is preferred to avoid surprises. 
 ====
 
 [cols="1,2,3", options="header"]