[DOCS] Add deployment security expectations

[wslulciuc]

Problem

Our Deployment Overview page is missing deployment security expectations.

Solution

Add missing deployment security expectations to our Deployment Overview page.

Checklist

• You've signed-off your work
• Your changes are accompanied by tests (if relevant)
• Your change contains a small diff and is self-contained
• You've updated any relevant documentation (if relevant)
• You've updated the CHANGELOG.md with details about your change under the "Unreleased" section (if relevant, depending on the change, this may not be necessary)
• You've versioned your .sql database schema migration according to Flyway's naming convention (if relevant)
• You've included a header in any source code files (if relevant)

[codecov]

Codecov Report

Merging #2250 (1653eaa) into main (3998e05) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main    #2250   +/-   ##
=========================================
  Coverage     76.72%   76.72%           
  Complexity     1147     1147           
=========================================
  Files           219      219           
  Lines          5318     5318           
  Branches        423      423           
=========================================
  Hits           4080     4080           
  Misses          763      763           
  Partials        475      475           

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more

[merobi-hub]

LGTM, thanks @wslulciuc !