board: avionic-design: Remove <common.h> and add needed includes

Remove <common.h> from this board vendor directory and when needed
add missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>

board/avionic-design/common/tamonten-ng.c

@@ -4,7 +4,6 @@
  * Avionic Design GmbH <www.avionic-design.de>
  */
 
-#include <common.h>
 #include <dm.h>
 #include <log.h>
 #include <asm/arch/pinmux.h>

board/avionic-design/common/tamonten.c

@@ -6,7 +6,6 @@
  *  Avionic Design GmbH <www.avionic-design.de>
  */
 
-#include <common.h>
 #include <ns16550.h>
 #include <asm/io.h>
 #include <asm/gpio.h>

board/avionic-design/tec-ng/tec-ng-spl.c

@@ -7,7 +7,6 @@
  *  Svyatoslav Ryhel <clamor95@gmail.com>
  */
 
-#include <common.h>
 #include <asm/arch-tegra/tegra_i2c.h>
 #include <linux/delay.h>