pgAdmin 4 commit: Update Italian translation.

Update Italian translation.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=8e40c8630dddf906eae1370d5452c07954802785
Author: Domenico Sgarbossa 

Modified Files
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.../translations/it/LC_MESSAGES/messages.mo        |   Bin 163708 -> 178638 bytes
.../translations/it/LC_MESSAGES/messages.po        |  1242 +-
web/pgadmin/translations/it/messages.mo            |   Bin 178456 -> 0 bytes
web/pgadmin/translations/it/messages.po            | 12350 -------------------
4 files changed, 550 insertions(+), 13042 deletions(-)