fix(rbac): add read access to services

[fad3t]

What this PR does / why we need it:
Add services RO permission to the system:cloud-controller-manager cluster role.

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #190

Release note:

fix(rbac): allow cloud controller manager to read services

[fad3t]

@tuxtof FYI -- I'll do the same PR in the helm repository

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.05%. Comparing base (d8c65d3) to head (10f8c9c).
Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #191   +/-   ##
=======================================
  Coverage   82.05%   82.05%           
=======================================
  Files           8        8           
  Lines         379      379           
=======================================
  Hits          311      311           
  Misses         68       68           

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