Nyx: emuMMC Manage window, Tools UI, and misc updates

- Add gui_emu_tools: emuMMC Manage window with correct positioning (LV_PROTECT_PARENT + re-parent to win)
- Tools: single SD button (tap = SD partition manager, 3s hold = eMMC)
- Remove emuSD from Nyx UI (tabs, UMS, partition manager); keep bootloader emusd
- Shorten Create emuMMC description text by one character
- Storage/build/config and dependency updates

Co-authored-by: Cursor <cursoragent@cursor.com>

bootloader/frontend/fe_info.c

@@ -15,6 +15,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <storage/sd.h>
 #include <string.h>
 
 #include <bdk.h>
@@ -37,7 +38,7 @@ void print_fuseinfo()
 	gfx_con_setpos(0, 0);
 
 	gfx_printf("\nSKU:         %X - ", FUSE(FUSE_SKU_INFO));
-	switch (h_cfg.devmode)
+	switch (fuse_read_hw_state())
 	{
 	case FUSE_NX_HW_STATE_PROD:
 		gfx_printf("Retail\n");
@@ -230,19 +231,18 @@ void print_sdcard_info()
 			sd_storage.ssr.app_class, sd_storage.csd.write_protect,
 			sd_errors[0], sd_errors[1], sd_errors[2]); // SD_ERROR_INIT_FAIL, SD_ERROR_RW_FAIL, SD_ERROR_RW_RETRY.
 
-		int res = f_mount(&sd_fs, "", 1);
-		if (!res)
+		if (sd_mount())
 		{
 			gfx_puts("Acquiring FAT volume info...\n\n");
 			gfx_printf("%kFound %s volume:%k\n Free:    %d MiB\n Cluster: %d KiB\n",
 					TXT_CLR_CYAN_L, sd_fs.fs_type == FS_EXFAT ? "exFAT" : "FAT32", TXT_CLR_DEFAULT,
 					sd_fs.free_clst * sd_fs.csize >> SECTORS_TO_MIB_COEFF, (sd_fs.csize > 1) ? (sd_fs.csize >> 1) : 512);
-			f_unmount("");
+			sd_end();
 		}
 		else
 		{
-			EPRINTFARGS("Failed to mount SD card (FatFS Error %d).\n"
-				"Make sure that a FAT partition exists..", res);
+			EPRINTF("Failed to mount SD card.\n"
+				"Make sure that a FAT partition exists..");
 		}
 
 		sd_end();