fix: Updating publish helm charts

Signed-off-by: Francisco Javier Arceo <farceo@redhat.com>

Author: franciscojavierarceo

.github/workflows/publish_helm_charts.yml

@@ -6,6 +6,7 @@ on:
       custom_version: # Optional input for a custom version
         description: 'Custom version to publish (e.g., v1.2.3) -- only edit if you know what you are doing'
         required: false
+        type: string
       token:
         description: 'Personal Access Token'
         required: true
@@ -16,6 +17,7 @@ on:
       custom_version: # Optional input for a custom version
         description: 'Custom version to publish (e.g., v1.2.3) -- only edit if you know what you are doing'
         required: false
+        type: string
       token:
         description: 'Personal Access Token'
         required: true