Global: unifies FF_STR macro

src/detection/gpu/gpu_pci.c

@@ -2,6 +2,7 @@
 #include "common/io.h"
 #include "common/properties.h"
 #include "common/memrchr.h"
+#include "common/strutil.h"
 
 #include <stdlib.h>
 #ifdef __FreeBSD__
@@ -22,9 +23,6 @@
     #include "fastfetch_amdgpuids.c.inc"
 #endif
 
-#define FF_STR_INDIR(x) #x
-#define FF_STR(x) FF_STR_INDIR(x)
-
 static const FFstrbuf* loadPciIds() {
     static FFstrbuf pciids;