eal/windows: fix export list

eal/windows: fix export list

* Version and randomness API were not added to .def file by mistake,
  which is why they were later excluded from the export list.
* Device API stubs were added to EAL but not exported.

Fixes: edd66d57d55c ("eal/windows: add random function")
Fixes: 3d2fcb0e0aec ("eal/windows: add device event stubs")
Fixes: 5b637a848195 ("eal: fix querying DPDK version at runtime")

Signed-off-by: Dmitry Kozlyuk <dmitry.kozliuk@gmail.com>
Acked-by: William Tu <u9012063@gmail.com>
Acked-by: Ranjit Menon <ranjit.menon@intel.com>