README: list the development packages required to build the library

README: list the development packages required to build the library

The error messages emitted by configure when either libtool, pkg-config
or autoconf-archive packages are missing on the host are not very clear
and seem to cause confusion among users building the project from
sources. List the required packages in the README.

Reviewed-by: Kent Gibson <warthog618@gmail.com>
Link: https://lore.kernel.org/r/20240705073314.5728-1-brgl@bgdev.pl
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>