refactor: Unify string hashing

> moved to util/utils.h

hooks/wmischook.cpp

@@ -3,6 +3,7 @@
 #include "util/detour.h"
 #include "util/sigscan.h"
 #include "util/libutils.h"
+#include "util/utils.h"
 #include <mmsystem.h>
 
 
@@ -106,22 +107,12 @@ void run(HINSTANCE hmodule)
 
 namespace hooks::wmisc
 {
-static constexpr unsigned int by_model(const char *model, int h = 0)
-{
-    return !model[h] ? 5381 : (by_model(model, h + 1) * 33) ^ model[h];
-}
-static constexpr unsigned int by_ext(const char *ext, int h = 0)
-{
-    return !ext[h] ? 5381 : (by_ext(ext, h + 1) * 33) ^ ext[h];
-}
-
-
 void apply_performance_hacks(HINSTANCE hmodule, const char *model, const char *ext)
 {
     log_info("hooks::wmisc", "Enabling performance patches for {}-{}", model, ext);
-    switch (by_model(model))
+    switch (to_hash(model))
     {
-    case by_model("LDJ"):
+    case to_hash("LDJ"):
         thumbnail::run(hmodule);
         msacm::run(hmodule);
         break;