Update bash-extracting_from_files.md

docs/pages/bash/bash-extracting_from_files.md

@@ -165,7 +165,7 @@ The `cut` command allows to cut a line at a specific character and extract a sel
 
 The `uniq` command can be used to remove the redundancy. But result need to be sorted to make it work properly/
 
-!!! question "Using `uniq`, could you now find a way to filter the redundancy by keeping only the names"
+!!! question "Using `uniq`, could you now find a way to filter the redundancy by keeping only the names?"
 
 ??? example "Click to show the solution"  
     ```bash