proxy: use flb_compat.h to include Windows-specific headers
The parent commit adds an ifdef helper for dlfcn.h to flb_compat.h
This patch switches flb_plugin_proxy.c to rely on the functionality
instead of doing manual ifdefs.
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
-#ifdef _WIN32
-#include <fluent-bit/flb_dlfcn_win32.h>
-#else
-#include <dlfcn.h>
-#endif
#include <monkey/mk_core.h>
#include <fluent-bit/flb_compat.h>
