helm-chart is now in sync; update the wording

CHANGELOG.md

@@ -3,8 +3,6 @@ Changelog
 
 For full details see the [releases page](https://mailu.io/1.9/releases.html)
 
-Warning, the helm-chart repo is not in sync yet with the new Mailu 1.9 release. If you use helm-chart (kubernetes), we advise to stick to version 1.8. 
-
 Upgrade should run fine as long as you generate a new compose or stack
 configuration and upgrade your mailu.env.
 

docs/releases.rst

@@ -4,8 +4,8 @@ Release notes
 Mailu 1.9 - 2021-12-29
 ----------------------
 
-Mailu 1.9 is available now. The helm-chart repo is not in sync yet with the new Mailu 1.9 release. If you use helm-chart (kubernetes), we advise to stick to version 1.8 for now. 
+Mailu 1.9 is available now.
-See the section `Upgrading` for important information in regard to upgrading to Mailu 1.9.
+Please see the section `Upgrading` for important information in regard to upgrading to Mailu 1.9.
 
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