Merge #1207

1207: Fixing typo in docs r=dhairyagandhi96 a=natema

`what ever` -> `whatever`


Co-authored-by: natema <natema@users.noreply.github.com>

docs/src/training/training.md

@@ -142,7 +142,7 @@ function my_custom_train!(loss, ps, data, opt)
   for d in data
     gs = gradient(ps) do
       training_loss = loss(d...)
-      # Insert what ever code you want here that needs Training loss, e.g. logging
+      # Insert whatever code you want here that needs Training loss, e.g. logging
       return training_loss
     end
     # insert what ever code you want here that needs gradient