Adding the MSGOUT keys for UBX_NAV_ATT

Author: PaulZC

Diff for: src/u-blox_config_keys.h

@@ -384,6 +384,11 @@ const uint32_t UBLOX_CFG_MSGOUT_UBX_MON_TXBUF_SPI = 0x2091019f;			// Output rate
 const uint32_t UBLOX_CFG_MSGOUT_UBX_MON_TXBUF_UART1 = 0x2091019c;		// Output rate of the UBX-MON-TXBUF message on port UART1
 const uint32_t UBLOX_CFG_MSGOUT_UBX_MON_TXBUF_UART2 = 0x2091019d;	// Output rate of the UBX-MON-TXBUF message on port UART2
 const uint32_t UBLOX_CFG_MSGOUT_UBX_MON_TXBUF_USB = 0x2091019e;		// Output rate of the UBX-MON-TXBUF message on port USB
+const uint32_t UBLOX_CFG_MSGOUT_UBX_NAV_ATT_I2C = 0x2091001f;		// Output rate of the UBX_NAV_ATT message on port I2C
+const uint32_t UBLOX_CFG_MSGOUT_UBX_NAV_ATT_SPI = 0x20910023;		// Output rate of the UBX_NAV_ATT message on port SPI
+const uint32_t UBLOX_CFG_MSGOUT_UBX_NAV_ATT_UART1 = 0x20910020;		// Output rate of the UBX_NAV_ATT message on port UART1
+const uint32_t UBLOX_CFG_MSGOUT_UBX_NAV_ATT_UART2 = 0x20910021;		// Output rate of the UBX_NAV_ATT message on port UART2
+const uint32_t UBLOX_CFG_MSGOUT_UBX_NAV_ATT_USB = 0x20910022;		// Output rate of the UBX_NAV_ATT message on port USB
 const uint32_t UBLOX_CFG_MSGOUT_UBX_NAV_CLOCK_I2C = 0x20910065;			// Output rate of the UBX-NAV-CLOCK message on port I2C
 const uint32_t UBLOX_CFG_MSGOUT_UBX_NAV_CLOCK_SPI = 0x20910069;			// Output rate of the UBX-NAV-CLOCK message on port SPI
 const uint32_t UBLOX_CFG_MSGOUT_UBX_NAV_CLOCK_UART1 = 0x20910066;		// Output rate of the UBX-NAV-CLOCK message on port UART1