Update the test CMAS message

Replace the testing bearer_data_string having incorrect encoding
type(31) with correct data generated through CdmaSmsCbTest#
testCmasExtremeAlert().
And it deleted dup checking phoneId also.

Bug: 187579398
Test: adb shell am broadcast \
    -a com.android.internal.telephony.cdma.TEST_TRIGGER_CELL_BROADCAST \
    --ei service_category 4097 \
    --es bearer_data_string 0003104D200801C00D010101510278000260A34C83\
    4E4208D327CF8882BC1A53A4CE8E8234FA4829CFAB52420873E1CF9D2674F410E7\
    D59D52CA05A8274FA5524208716754A506620834A4DA9F3A0A0AB3AA499881A316\
    A8284D41369D40

Signed-off-by: Taesu Lee <taesu82.lee@samsung.com>
Change-Id: I43cb13c46b9a2fbfd85043b2dc32f3dc9f239669