intel/quark: Fix COMMONLIB_STORAGE in CAR

The allocation is not required before romstage,
so it can be just another CAR_GLOBAL instead of
polluting the linker script.

Change-Id: I0738a655f6cc924fbed92ea630f85406e3f58c0b
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/31191
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/arch/x86/car.ld

@@ -61,11 +61,6 @@
 	 * to reside in the migrated area (between _car_relocatable_data_start
 	 * and _car_relocatable_data_end). */
 	TIMESTAMP(., 0x200)
-#if IS_ENABLED(CONFIG_COMMONLIB_STORAGE)
-	_car_drivers_storage_start = .;
-	. += 256;
-	_car_drivers_storage_end = .;
-#endif
 	_car_ehci_dbg_info_start = .;
 	/* Reserve sizeof(struct ehci_dbg_info). */
         . += 80;