tools: include sys/types.h to build probes tool on musl

sys/types.h is automatically included with glibc, not musl

Signed-off-by: eholzbach <ericholzbach@pm.me>

Author: eholzbach

tools/probes/probes_demux.c

@@ -14,6 +14,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/types.h>
 #include <unistd.h>
 
 #include <ipc/probe_dma_frame.h>