fix build break on arm64 linux (llama/10166)

This fixes the build break from the recent changes
to move the CPU backend to separate files
ggml-org/llama.cpp#10144

Author: snadampal

ggml/src/ggml-quants.c

@@ -4,7 +4,7 @@
 #include "ggml-quants.h"
 #include "ggml-impl.h"
 #include "ggml-cpu-impl.h"
-
+#include "ggml-cpu.h"
 
 #include <math.h>
 #include <string.h>