Added exchange filter in stocks\search

[the-praxs]

Description

• Issue Fixed: stocks/search --exchange Filter does not work. #4778
• Summary of fixes/additions:

• Modified the argument exchange to the exchange_country argument and -e to -ec
• Added the new exchange filter that can search based on the exchange name e.g. NYS, FRA etc
• Fixed docstring for call_search in stocks_helper.py by adding info about exchange and industry_group arguments

How has this been tested?

Tested using various command argument combinations on the terminal and via SDK.

• Make sure affected commands still run in terminal
• Ensure the SDK still works
• Check any related reports

Checklist:

• I have adhered to the GitFlow naming convention and my branch name is in the format of feature/feature-name or hotfix/hotfix-name.
• Update our documentation following these guidelines. Update any user guides that are affected by the changes.
• Update our tests following these guidelines.
• Make sure you are following our CONTRIBUTING guidelines.
• If a feature was added make sure to add it to the corresponding integration test script.

Others

• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.

[the-praxs]

@jmaslek can you help me with the failed tests?

[jmaslek]

@jmaslek can you help me with the failed tests?

Yessir. Needed to pass another argument to the expected kwarg

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (develop@e27a40a). Click here to learn what that means.
Patch has no changes to coverable lines.

Additional details and impacted files

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[the-praxs]

I should learn to modify the tests too. Thanks for the help!