pgAdmin 4 commit: Replace 'fa-clock-o' with 'fa-clock' which is appropr

Replace 'fa-clock-o' with 'fa-clock' which is appropriate for font awesome v5

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=dd6ae193ff56e61d5ef11f1996fd7703a57c514d

Modified Files
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web/pgadmin/static/js/backform.pgadmin.js | 6 +++---
web/pgadmin/static/js/backgrid.pgadmin.js | 2 +-
web/pgadmin/static/js/sqleditor_utils.js  | 4 ++--
3 files changed, 6 insertions(+), 6 deletions(-)