[docgen] Update doc/neogen.txt

skip-checks: true

doc/neogen.txt

@@ -196,7 +196,7 @@ Note: We will only document `major` and `minor` versions, not `patch` ones. (onl
   - Fetch singleton methods in ruby (#121)
 ## 2.11.0~
   - Calling `:Neogen` will try to find the best type used to generate annotations (#116)
-    It'll recursively go up the syntax tree from the cursor position. 
+    It'll recursively go up the syntax tree from the cursor position.
     For example, if a function is defined inside class and the cursor is inside the function,
     the annotation will be generated for the function.
 ## 2.10.0~