Remove bad whitespace

day_04/src/crossword.rs

@@ -23,7 +23,6 @@ pub struct WordPuller<'a> {
 impl<'a> WordPuller<'a> {
     pub fn take(&self, num_of_letters: usize) -> String {
         let mut word = String::new();
-        
 
         for i in 0..num_of_letters {
             let x= self.x as isize + (i as isize * self.direction.0);