switch to fxhash

src/layout/text.rs

@@ -60,7 +60,7 @@ impl TextData {
         attrs: &TextAttrs,
         textures: &mut Textures,
     ) -> (TextureHandle, TextOffset) {
-        let mut pixels = HashMap::new();
+        let mut pixels = HashMap::default();
         let mut min_x = 0;
         let mut min_y = 0;
         let mut max_x = 0;