feat: Add groups to azure oauth2 provider role_keys

[andersbjht]

Description

Add mapping from oauth groups to role_keys for azure.

It was only implemented for certain providers, like okta.

ADDITIONAL INFORMATION

In order to export "groups", also need to add "openid".

The default in Azure is to use the Group IDs as keys.

[codecov[bot]]

Codecov Report

Merging #1730 (5de2134) into master (dd07c10) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1730   +/-   ##
=======================================
  Coverage   76.80%   76.80%           
=======================================
  Files          56       56           
  Lines        8114     8114           
=======================================
  Hits         6232     6232           
  Misses       1882     1882           

Flag	Coverage Δ
python	76.80% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
flask_appbuilder/security/manager.py	75.59% <ø> (ø)

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[hterik]

@dpgaspar is there anything remaining before this can get merged?