Add column spacing to styled list output

Columns in list commands were rendering with no gap between them,
making values hard to distinguish. Add right padding to table cells
so columns have breathing room.

Author: robzolkos

internal/render/render.go

@@ -59,9 +59,9 @@ func StyledList(data []map[string]any, cols Columns, summary string) string {
 		Border(lipgloss.NormalBorder()).
 		StyleFunc(func(row, col int) lipgloss.Style {
 			if row == table.HeaderRow {
-				return headerStyle
+				return headerStyle.PaddingRight(1)
 			}
-			return lipgloss.NewStyle()
+			return lipgloss.NewStyle().PaddingRight(1)
 		})
 
 	var sb strings.Builder