gitadora: digital wailing sensitivity (#516)

## Link to GitHub Issue, if one exists
#512 

## Description of change
Add an option to adjust the hold period for digital wailing.

src/spice2x/launcher/launcher.cpp

@@ -107,6 +107,7 @@
 #include "util/libutils.h"
 #include "util/logging.h"
 #include "util/peb.h"
+#include "util/socd_cleaner.h"
 #include "util/sysutils.h"
 #include "util/tapeled.h"
 #include "util/time.h"
@@ -588,6 +589,9 @@ int main_implementation(int argc, char *argv[]) {
     if (options[launcher::Options::GitaDoraCabinetType].is_active()) {
         games::gitadora::CAB_TYPE = options[launcher::Options::GitaDoraCabinetType].value_uint32();
     }
+    if (options[launcher::Options::GitaDoraWailHold].is_active()) {
+        socd::TILT_HOLD_MS = options[launcher::Options::GitaDoraWailHold].value_uint32();
+    }
     if (options[launcher::Options::LoadNostalgiaModule].value_bool()) {
         attach_nostalgia = true;
     }

src/spice2x/launcher/options.cpp

@@ -998,6 +998,19 @@ static const std::vector<OptionDefinition> OPTION_DEFINITIONS = {
             {"both", "both lefty"},
         },
     },
+    {
+        // GitaDoraWailHold
+        .title = "GitaDora Digital Wail Hold",
+        .name = "gdwailhold",
+        .desc = "For digital wail input, how long (in milliseconds) to hold the wail state. Practically, this controls "
+            "how sensitive wailing is.\n\n"
+            "Default: 100 (ms)\n\n"
+            "If set to 0, no hold will occur, which means you need to press the wail button longer to register; "
+            "default value of 100ms will cause the game to trigger wail even on a light tap of the button",
+        .type = OptionType::Integer,
+        .game_name = "GitaDora",
+        .category = "Game Options",
+    },
     {
         .title = "Force Load Jubeat Module",
         .name = "jb",

src/spice2x/launcher/options.h

@@ -101,6 +101,7 @@ namespace launcher {
             GitaDoraTwoChannelAudio,
             GitaDoraCabinetType,
             GitaDoraLefty,
+            GitaDoraWailHold,
             LoadJubeatModule,
             LoadReflecBeatModule,
             LoadShogikaiModule,