[SPARK-49843] Fix change comment for char/varchar columns

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.5.0, 4.0.0
• Fix Version/s: 4.0.0, 3.4.4, 3.5.4
• Component/s: SQL
• Assignee: Stefan Kandic
• Reporter: Stefan Kandic
• Created: 01/Oct/24 16:09
• Updated: 03/Oct/24 08:15
• Resolved: 02/Oct/24 12:47