New update on elfutils

In the master branch of external/elfutils, it was updated to 0.153:

https://android.googlesource.com/platform/external/elfutils/+/25b3c049e70834cf33790a28643ab058b507b35c

With the symbol requirements met, add commented out static library needed to enable libelf. Update comment.

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>