[4.4] correct deprecation message

[jgerman-bot]

New language relevant PR in upstream repo: joomla/joomla-cms#40534 Here are the upstream changes:

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diff --git a/administrator/language/en-GB/com_workflow.ini b/administrator/language/en-GB/com_workflow.ini
index f595847e9cc9..ff8133fc8684 100644
--- a/administrator/language/en-GB/com_workflow.ini
+++ b/administrator/language/en-GB/com_workflow.ini
@@ -104,7 +104,8 @@ COM_WORKFLOW_WORKFLOWS_TABLE_CAPTION="Workflows"
 COM_WORKFLOW_WORKFLOW_NOTE="Note"
 JLIB_HTML_PUBLISH_ITEM="Enable"
 JLIB_HTML_UNPUBLISH_ITEM="Disable"
-; Deprecated 5.0. The following strings have never been used
+
+; All the following strings are deprecated and will be removed with 5.0
 COM_WORKFLOW_ARE_YOU_SURE="Are you sure?"
 COM_WORKFLOW_AUTHOR="Author"
 COM_WORKFLOW_BASIC_TAB="Basic"