pgAdmin 4 commit: Fixed an issue where the connection wasn't being clos

Fixed an issue where the connection wasn't being closed when the user switched
to a new connection and closed the query tool. Fixes #7461

Fixed the 'Show activity?' issue which was missed during Dashboard porting.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=e95eb14651379bce43eb03ec8ca17b783a5f0489
Author: Pradip Parkale <pradip(dot)parkale(at)enterprisedb(dot)com>

Modified Files
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docs/en_US/release_notes_6_11.rst | 1 +
web/pgadmin/dashboard/static/js/Dashboard.jsx | 98 +++++++++++-----------
.../tools/sqleditor/static/js/SQLEditorModule.js | 10 ---
.../static/js/components/QueryToolComponent.jsx | 14 +++-
.../tools/sqleditor/templates/sqleditor/index.html | 15 ----
5 files changed, 64 insertions(+), 74 deletions(-)