Update docs/modules/stackablectl/pages/commands/release.adoc

Co-authored-by: Razvan-Daniel Mihai <84674+razvan@users.noreply.github.com>

Author: sweb

docs/modules/stackablectl/pages/commands/release.adoc

@@ -146,7 +146,7 @@ As described in the xref:home::release-notes.adoc[Upgrade sections of the Releas
 . Uninstalling the previous release with `stackablectl release uninstall <RELEASE>`
 . Installing the next release with `stackablectl release install <RELEASE>`
 
-The operators maintain their own CRDs and update them automatically on startup, so no manual CRD step is required (see xref:home:concepts:maintenance/crds.adoc[]).
+The operators maintain their own CRDs and update them automatically on startup, so no manual CRD update is required (see xref:home:concepts:maintenance/crds.adoc[]).
 
 For convenience `stackablectl` also provides an upgrade functionality which executes those steps by itself.
 To upgrade a release, run the following command: