mk/check-symbol-prefixes.sh: Move comment to correct place.

mk/check-symbol-prefixes.sh

@@ -55,13 +55,16 @@ esac
 # This is very liberal in filtering out symbols that "look like"
 # Rust-compiler-generated symbols.
 find target/$target -type f -name libring-*.rlib | while read -r infile; do
+  # `nm` doesn't understand `lib.rmeta`.
   tmpfile=$infile-without-lib-rmeta
   cp "$infile" "$tmpfile"
-  # `nm` doesn't understand `lib.rmeta`.
   $ar_exe d "$tmpfile" lib.rmeta
+
   bad=$($nm_exe --defined-only --extern-only --print-file-name "$tmpfile" \
     | ( grep -v -E " . _?(ring_core_|__rustc|_ZN|DW.ref.rust_eh_personality)" || [[ $? == 1 ]] ))
+
   rm "$tmpfile"
+
   if [ ! -z "${bad-}" ]; then
     echo "$bad"
     exit 1