pgAdmin 4 commit: Ensure that pgAdmin4 should work properly with psycop

Ensure that pgAdmin4 should work properly with psycopg2 v2.8. Fixes #4143

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=c21ea3c3423142410b7b8f43e0e6a6515516d865
Author: Khushboo Vashi <khushboo.vashi@enterprisedb.com>

Modified Files
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docs/en_US/release_notes_4_5.rst            |  7 +++++--
requirements.txt                            |  2 +-
web/pgadmin/utils/driver/psycopg2/cursor.py | 22 +++++++++++++++++++++-
3 files changed, 27 insertions(+), 4 deletions(-)