Various minor cleanups (#1029)

* Fix some disp usage in EffectSsGMagma2

* Fix some incorrect SAC flags

* Remove some instances where bool was used

* Fix a few line numbers to be decimal

* Remove MatrixInternal and use Mtx instead

* Fix gs flag names to be plural for consistency

* Fix some hex numbers to be uppercase

* Fix instances of 0X for hex numbers

src/boot/stackcheck.c

@@ -48,7 +48,7 @@ void StackCheck_Init(StackEntry* entry, void* stackTop, void* stackBottom, u32 i
 }
 
 void StackCheck_Cleanup(StackEntry* entry) {
-    bool inconsistency = false;
+    u32 inconsistency = false;
 
     if (!entry->prev) {
         if (entry == sStackInfoListStart) {

src/boot/z_locale.c

@@ -21,7 +21,7 @@ void Locale_Init(void) {
         default:
             osSyncPrintf(VT_COL(RED, WHITE));
             osSyncPrintf("z_locale_init: 日本用かアメリカ用か判別できません\n");
-            LogUtils_HungupThread("../z_locale.c", 0x76);
+            LogUtils_HungupThread("../z_locale.c", 118);
             osSyncPrintf(VT_RST);
             break;
     }