Add missing TUs for Wii/Shield retail (+ filename cleanup) (#3072)

* Fix GCN_mem_alloc.c filename capitalization

* Fix up TRK file names in Wii/Shield splits

* Add string_TRK

* Add cc_gdev

* Add Shield-only wstring TUs

* Implement NdevExi2A

* Add missing JSystem TUs (more are still missing from ShieldD)

* Clean up includes

src/JSystem/J3DU/J3DUShadow.cpp

@@ -0,0 +1,22 @@
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
+#include "JSystem/J3DU/J3DUShadow.h"
+
+#include "JSystem/JGeometry.h"
+#include "JSystem/JMath/JMath.h"
+#include "JSystem/JUtility/JUTTexture.h"
+
+void dummy() {
+    JMAAbs(0.0f);
+    JMathInlineVEC::C_VECDotProduct(NULL, NULL);
+    JGeometry::TVec3<f32>* vec;
+    vec->dot(*vec);
+    vec->length();
+
+    JUTTexture* tex;
+    tex->getCaptureFlag();
+    tex->getFormat();
+    JMath::fastSqrt<f32>(0.0f);
+    JUTTexture tex2;
+    tex2.setCaptureFlag(false);
+}