[DO-971] ffmpeg recipe with requirements (!9)

Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>
Reviewed-on: https://git.avroid.tech/Conan/conan_build/pulls/9

recipes/ogg/all/test_package/test_package.c

@@ -0,0 +1,10 @@
+#include "ogg/ogg.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+int main () {
+  ogg_sync_state og;
+  int result = ogg_sync_init(&og);
+  printf("OGG sync init result: %d\n\r", result);
+  return EXIT_SUCCESS;
+}