Address rando pr comments (#742)

* prefix randomizer methods with Randomizer_

* make filename a local var

* remove unused file, update malon to use new names

* move randomizertypes to randomizer directory

* rename to Randomizer_GetSettingValue

Co-authored-by: briaguya <briaguya@alice>

soh/randomizer_generation.cpp

@@ -1,19 +0,0 @@
-#include <Lib/spdlog/include/spdlog/spdlog.h>
-
-void GenerateRandomizer() {
-    int ret = Playthrough::Playthrough_Init(std::hash<std::string>{}(Settings::seed));
-
-    if (ret < 0) {
-        if (ret == -1) { // Failed to generate after 5 tries
-            SPDLOG_ERROR(
-                "\n\nFailed to generate after 5 tries.\nPress B to go back to the menu.\nA different seed might be "
-                "successful.");
-            return;
-        } else {
-            SPDLOG_ERROR("\n\nError %d with fill.\nPress Select to exit or B to go back to the menu.\n", ret);
-            return;
-        }
-    }
-
-    const auto& randomizerHash = GetRandomizerHash();
-}