SQUAD : adding the text size of the files

This patch adds the text (RO data) of the files to the json file sent to
the TFM SQUAD dashboard.

Signed-off-by: Hugo L'Hostis <hugo.lhostis@arm.com>
Change-Id: I665d0899f78fa2840918ef7b5d78ddc7e3606abd
1 file changed