Remove shell script no more relevant

Git submodules are no more used
The script smsummary.sh was used to create a list of
submodules used to build documentation

Issue-ID: DOC-768

Signed-off-by: Eric Debeau <eric.debeau@orange.com>
Change-Id: I7c1f64476ff141e11c2a8dc4a1deead43afd901f
1 file changed