pgAdmin 4 commit: 1) Connection Type cell was not honouring to 'Kind'o

1) Connection Type cell was not honouring to 'Kind' option in Subnode control.
2) Kind option was not saved properly
3) User was not be able to update Kind option in edit mode.

Fixes #2633

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=2df4625ce01847e840d00661010d8ac130ed093d
Author: Murtuza Zabuawala <murtuza.zabuawala@enterprisedb.com>

Modified Files
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.../servers/pgagent/steps/static/js/pga_jobstep.js | 43 +++++++++++++++++++++-
.../pgagent/templates/macros/pga_jobstep.macros    |  9 ++++-
2 files changed, 48 insertions(+), 4 deletions(-)