For the lack of GetModuleHandleEx(), we use DSO route for WinCE.

Revert win32_pathbyaddr() which is used in DSO_dsobyaddr().

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/8596)

(cherry picked from commit 9c98aa35)