apply rem. feedback from previously unresolved thread

Author: GlenDC

src/idiomatic/leveraging-the-type-system/raii.md

@@ -67,8 +67,8 @@ fn main() -> Result<(), std::io::Error> {
   Normally, when the `file` variable in `main` goes out of scope (either on
   return or due to a panic), `drop()` is called automatically.
 
-  If the file is moved into another function, for example `read_all()`, the
-  value is dropped when that function returns — not in `main`.
+  If the file is moved into another function, the value is dropped when that
+  function returns — not in `main`.
 
   In contrast, C++ runs destructors in the original scope even for moved-from
   values.