rkbin: tools: add parameter_gpt.txt

It can use for rkdeveloptool update deveice patitions table
command: rkdeveloptool gpt parameter_gpt.txt

Change-Id: I4604def45380b32ef0b63b2090efeed6fb095ee6
Signed-off-by: Hans Yang <yhx@rock-chips.com>

tools/parameter_gpt.txt

+FIRMWARE_VER: 6.0.0
+MACHINE_MODEL: RK3399
+MACHINE_ID: 007
+MANUFACTURER: RK3399
+MAGIC: 0x5041524B
+ATAG: 0x00200800
+MACHINE: 3399
+CHECK_MASK: 0x80
+PWR_HLD: 0,0,A,0,1
+#KERNEL_IMG: 0x00280000
+#FDT_NAME: rk-kernel.dtb
+#RECOVER_KEY: 1,1,0,20,0
+#in section; per section 512(0x200) bytes
+CMDLINE: mtdparts=rk29xxnand:0x00001f40@0x00000040(loader1),0x00000080@0x00001f80(reserved1),0x00002000@0x00002000(reserved2),0x00002000@0x00004000(loader2),0x00002000@0x00006000(atf),0x00038000@0x00008000(boot:bootable),-@0x0040000(rootfs)