the mach file of the WZR-HP-G300NH2 accidentally claimed the mach id of the WZR-HP-AG300H, correct the id (#10649)

SVN-Revision: 29593

target/linux/ar71xx/files/arch/mips/ar71xx/mach-wzr-hp-g300nh2.c

@@ -185,6 +185,6 @@ static void __init wzrhpg300nh2_setup(void)
 	ap91_pci_init(eeprom, mac0);
 }
 
-MIPS_MACHINE(AR71XX_MACH_WZR_HP_AG300H, "WZR-HP-G300NH2",
+MIPS_MACHINE(AR71XX_MACH_WZR_HP_G300NH2, "WZR-HP-G300NH2",
 	     "Buffalo WZR-HP-G300NH2", wzrhpg300nh2_setup);