binman: Correct the comment for ATF entry type

This is wrongly referring to Intel ME, which should be ATF.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

binman: Drop repetitive heading for each entry

Many entries start 'Entry containing a'. This looks fine in the source
code but is annoying when viewed in the htmldocs table of contents. Drop
these unnecessary words.

Signed-off-by: Simon Glass <sjg@chromium.org>

binman: Add support for ATF BL31

Add an entry for ARM Trusted Firmware's 'BL31' payload, which is the
device's main firmware. Typically this is U-Boot.

Signed-off-by: Simon Glass <sjg@chromium.org>

binman: Drop repetitive heading for each entry

Many entries start 'Entry containing a'. This looks fine in the source
code but is annoying when viewed in the htmldocs table of contents. Drop
these unnecessary words.

Signed-off-by: Simon Glass <sjg@chromium.org>

binman: Add support for ATF BL31

Add an entry for ARM Trusted Firmware's 'BL31' payload, which is the
device's main firmware. Typically this is U-Boot.

Signed-off-by: Simon Glass <sjg@chromium.org>

binman: Add support for ATF BL31

Add an entry for ARM Trusted Firmware's 'BL31' payload, which is the
device's main firmware. Typically this is U-Boot.

Signed-off-by: Simon Glass <sjg@chromium.org>