Fix misnamed function

src/libultra/io/sirawwrite.c

@@ -1,12 +1,12 @@
 #include <osint.h>
 #include <assert.h>
 
-s32 __osSiRawReadIo(u32 devAddr, u32* data) {
+s32 __osSiRawWriteIo(u32 devAddr, u32* data) {
     if (__osSiDeviceBusy() != 0) {
         return -1;
     }
-    
+
     *(u32*)(devAddr | 0xA0000000) = (u32)data;
-    
+
     return 0;
 }