Fix manual_div_ceil

Author: belyakov-am

clippy_config/src/conf.rs

@@ -860,7 +860,7 @@ fn calculate_dimensions(fields: &[&str]) -> (usize, Vec<usize>) {
             cmp::max(1, terminal_width / (SEPARATOR_WIDTH + max_field_width))
         });
 
-    let rows = (fields.len() + (columns - 1)) / columns;
+    let rows = fields.len().div_ceil(columns);
 
     let column_widths = (0..columns)
         .map(|column| {