pgAdmin 4 commit: 1) System procedure should not be visible in the prop

1) System procedure should not be visible in the properties tab for function.
2) The estimated cost option should be editable in edit mode for Procedure.
3) Should give an error when language is not specified.

Fixes #6838 #6841

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=8056e7e3e34a58d5d4cb8637e852017292b45eb2
Author: Pradip Parkale <pradip.parkale@enterprisedb.com>

Modified Files
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.../databases/schemas/functions/static/js/function.ui.js      | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)