sync : whisper.cpp (ggml/1250)

* ggml : Fix backtrace breaking Windows build (whisper/3203)

* sync : whisper.cpp

ggml-ci

---------

Co-authored-by: Daniel Tang <danielzgtg.opensource@gmail.com>

ggml/src/ggml.c

@@ -200,7 +200,7 @@ void ggml_print_backtrace(void) {
     }
 }
 #else
-static void ggml_print_backtrace(void) {
+void ggml_print_backtrace(void) {
     // platform not supported
 }
 #endif