Revert "Prevent updating Launcher version"

This reverts commit 5978312.

arm9/source/main.cpp

@@ -590,22 +590,14 @@ int main( int argc, char **argv) {
 		fifoSendValue32(FIFO_USER_04, 1);
 	}
 
-	char tmdpath[64];
-	sprintf (tmdpath, "sd:/title/00030017/484e41%x/content/title.tmd", regionChar);
+	char tmdpath[256];
+	snprintf (tmdpath, sizeof(tmdpath), "sd:/title/00030017/484e41%x/content/title.tmd", regionChar);
 
 	FILE* f_tmd = fopen(tmdpath, "rb");
 	if (f_tmd) {
-		uint8_t currentAttribs = FAT_getAttr(tmdpath);
-		uint8_t newAttribs = currentAttribs;
-
 		if ((getFileSize(tmdpath) > TMD_SIZE) && eraseUnlaunch) {
-			newAttribs &= ~ATTR_READONLY;
-			if (currentAttribs != newAttribs) {
-				FAT_setAttr(tmdpath, newAttribs);
-			}
-
 			// Read big .tmd file at the correct size
-			FILE* f_tmd = fopen(tmdpath, "rb");
+			f_tmd = fopen(tmdpath, "rb");
 			fread(tmdBuffer, 1, TMD_SIZE, f_tmd);
 			fclose(f_tmd);
 
@@ -614,26 +606,6 @@ int main( int argc, char **argv) {
 			fwrite(tmdBuffer, 1, TMD_SIZE, f_tmd);
 			fclose(f_tmd);
 		}
-
-		newAttribs |= ATTR_READONLY;
-		if (currentAttribs != newAttribs) {
-			FAT_setAttr(tmdpath, newAttribs);
-		}
-
-		char appPath[64];
-		int appVer = 0;
-
-		fseek(f_tmd, 0x1E7, SEEK_SET);
-		appVer = fgetc(f_tmd);
-		sprintf(appPath, "sd:/title/00030017/484e41%x/content/0000000%i.app", regionChar, appVer);
-		currentAttribs = FAT_getAttr(appPath);
-		newAttribs = currentAttribs;
-
-		newAttribs |= ATTR_READONLY;
-		if (currentAttribs != newAttribs) {
-			FAT_setAttr(appPath, newAttribs);
-		}
-
 		int err = runNdsFile("sd:/hiya/BOOTLOADER.NDS", 0, NULL);
 		setupConsole();
 		consoleInit(NULL, 0, BgType_Text4bpp, BgSize_T_256x256, 15, 0, true, true);