Update 5.2 to follow BASHER and Zero Trust guidelines

[salman90]

Purpose

• The following PR addresses updating the sample to follow BASHER, Zero Trust guideline.

Does this introduce a breaking change?

[ x ] Yes
[ ] No

Pull Request Type

What kind of change does this Pull Request introduce?

[ ] Bugfix
[ x ] Feature
[ x ] Code style update (formatting, local variables)
[ x ] Refactoring (no functional changes, no api changes)
[ x ] Documentation content changes
[ ] Other... Please describe:

How to Test

• Get the code

git clone https://github.com/Azure-Samples/ms-identity-javascript-react-tutorial.git
cd  5-AccessControl\2-call-api-groups\API
git checkout 5-2-basher
npm install

git clone https://github.com/Azure-Samples/ms-identity-javascript-react-tutorial.git
cd  5-AccessControl\2-call-api-groups\SPA
git checkout 5-2-basher
npm install

• Test the code

What to Check

Verify that the following are valid

• ...

Other Information