add yocto ini

Signed-off-by: Jacob Chen <jacob-chen@iotwrt.com>

tools/RK3399TRUST_YOCTO.ini

+[VERSION]
+MAJOR=1
+MINOR=0
+[BL30_OPTION]
+SEC=0
+[BL31_OPTION]
+SEC=1
+PATH=rk33/rk3399bl31.bin
+ADDR=0x00010000
+[BL32_OPTION]
+SEC=0
+[BL33_OPTION]
+SEC=0
+[OUTPUT]
+PATH=trust.out