sfc: Allocate NVRAM partition ID range for PHY images

#define          NVRAM_PARTITION_TYPE_DUMP                 0x800

/* enum: Application license key storage partition */

#define          NVRAM_PARTITION_TYPE_LICENSE              0x900

/* enum: Start of range used for PHY partitions (low 8 bits are the PHY ID) */

#define          NVRAM_PARTITION_TYPE_PHY_MIN              0xa00

/* enum: End of range used for PHY partitions (low 8 bits are the PHY ID) */

#define          NVRAM_PARTITION_TYPE_PHY_MAX              0xaff

/* enum: Start of reserved value range (firmware may use for any purpose) */

#define          NVRAM_PARTITION_TYPE_RESERVED_VALUES_MIN  0xff00

/* enum: End of reserved value range (firmware may use for any purpose) */