AP_HAL_Linux: standardize inclusion of libaries headers

Do the missing header changes due to changing the code before the pr
getting accepted.

libraries/AP_HAL_Linux/ConsoleDevice.h

@@ -2,7 +2,7 @@
 #define __AP_HAL_LINUX_CONSOLEDEVICE_UDP_H__
 
 #include "SerialDevice.h"
-#include "../AP_HAL/utility/Socket.h"
+#include <AP_HAL/utility/Socket.h>
 
 class ConsoleDevice: public SerialDevice {
 public:

libraries/AP_HAL_Linux/SPIUARTDriver.cpp

@@ -5,7 +5,7 @@
 #include <stdlib.h>
 #include <cstdio>
 #include "SPIUARTDriver.h"
-#include "../AP_HAL/utility/RingBuffer.h"
+#include <AP_HAL/utility/RingBuffer.h>
 
 extern const AP_HAL::HAL& hal;
 

libraries/AP_HAL_Linux/TCPServerDevice.h

@@ -2,7 +2,7 @@
 #define __AP_HAL_LINUX_TCPCLIENTDEVICE_H__
 
 #include "SerialDevice.h"
-#include "../AP_HAL/utility/Socket.h"
+#include <AP_HAL/utility/Socket.h>
 
 class TCPServerDevice: public SerialDevice {
 public:

libraries/AP_HAL_Linux/UARTDevice.h

@@ -2,7 +2,7 @@
 #define __AP_HAL_LINUX_UARTDEVICE_UDP_H__
 
 #include "SerialDevice.h"
-#include "../AP_HAL/utility/Socket.h"
+#include <AP_HAL/utility/Socket.h>
 
 class UARTDevice: public SerialDevice {
 public:

libraries/AP_HAL_Linux/UARTDriver.cpp

@@ -22,7 +22,7 @@
 #include <netinet/tcp.h>
 #include <string.h>
 #include <arpa/inet.h>
-#include "../AP_HAL/utility/RingBuffer.h"
+#include <AP_HAL/utility/RingBuffer.h>
 
 #include "UARTDevice.h"
 #include "UDPDevice.h"

libraries/AP_HAL_Linux/UDPDevice.h

@@ -2,7 +2,7 @@
 #define __AP_HAL_LINUX_UDPDEVICE_UDP_H__
 
 #include "SerialDevice.h"
-#include "../AP_HAL/utility/Socket.h"
+#include <AP_HAL/utility/Socket.h>
 
 class UDPDevice: public SerialDevice {
 public: