Added endpoint to update scope when apiproduct is added

[divya-intelli]

Fixes #1174
Added AppGroup scope override endpoint.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 10 lines in your changes missing coverage. Please review.
✅ Project coverage is 86.57%. Comparing base (c71c450) to head (33495cf).

Files with missing lines	Patch %	Lines
...eeX/Controller/AppGroupAppCredentialController.php	0.00%	10 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##                3.x     #422      +/-   ##
============================================
- Coverage     86.75%   86.57%   -0.19%     
- Complexity     1769     1770       +1     
============================================
  Files           349      349              
  Lines          4763     4773      +10     
============================================
  Hits           4132     4132              
- Misses          631      641      +10     

Flag	Coverage Δ
unittests	86.57% <0.00%> (-0.19%)	⬇️

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Files with missing lines	Coverage Δ
...eeX/Controller/AppGroupAppCredentialController.php	37.50% <0.00%> (-62.50%)	⬇️

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