message: scanelf needs the right binary file
diff: @@ -273,10 +273,10 @@ Hardening enables the following features:
  On an AMD64 processor where a library was not compiled with -fPIC, this will cause an error
  such as: "relocation R_X86_64_32 against `......' can not be used when making a shared object;"
  - To test that you have built PIE executable, install scanelf, part of paxutils, and use:
  + To test that you have built PIE executable, install `scanelf`, part of `pax-utils`, and use:
  ```bash
  -scanelf -e ./bitcoin
  +scanelf -e ./bitcoind
  ```
  The output should contain:
  @@ -292,7 +292,7 @@ scanelf -e ./bitcoin
  executable without the non-executable stack protection.
  To verify that the stack is non-executable after compiling use:
  - `scanelf -e ./bitcoin`
  + `scanelf -e ./bitcoind`
  the output should contain:
  STK/REL/PTL
  