[ome_inventory]: code to fetch paginated data for devices groups and sub groups

[sachin-apa]

Description

A few sentences describing the overall goals of the pull request's commits.

GitHub Issues

List the GitHub issues impacted by this PR:

GitHub Issue #
#547

ISSUE TYPE

• Bugfix Pull Request

COMPONENT NAME

ome_inventpry

OUTPUT

ADDITIONAL INFORMATION

Checklist:

• I have performed a self-review of my own code to ensure there are no formatting, vetting, linting, or security issues
• I have verified that new and existing unit tests pass locally with my changes
• I have not allowed coverage numbers to degenerate
• I have maintained at least 90% code coverage
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• I have maintained backward compatibility

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (1e45988) 82.14% compared to head (c8d2e51) 82.14%.

Additional details and impacted files

@@             Coverage Diff              @@
##           collections     #575   +/-   ##
============================================
  Coverage        82.14%   82.14%           
============================================
  Files              191      191           
  Lines            30195    30195           
  Branches          4768     4768           
============================================
  Hits             24805    24805           
  Misses            4638     4638           
  Partials           752      752           

Flag	Coverage Δ
units	82.13% <ø> (ø)

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[sachin-apa]

run e2e