fix linter warning on match bool

Author: emar-kar

src/uu/ls/src/ls.rs

@@ -1087,12 +1087,13 @@ impl Config {
             Dereference::DirArgs
         };
 
-        let tab_size = match needs_color {
-            false => options
+        let tab_size = if !needs_color {
+            options
                 .get_one::<String>(options::format::TAB_SIZE)
                 .and_then(|size| size.parse::<usize>().ok())
-                .or_else(|| std::env::var("TABSIZE").ok().and_then(|s| s.parse().ok())),
-            _ => Some(0),
+                .or_else(|| std::env::var("TABSIZE").ok().and_then(|s| s.parse().ok()))
+        } else {
+            Some(0)
         }
         .unwrap_or(SPACES_IN_TAB);