Use openshift sertvice annotation when gateway is disabled (monolithic)

[rubenvp8510]

This is the monolithic version

Depends on #977

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 31.81818% with 30 lines in your changes missing coverage. Please review.

Project coverage is 73.01%. Comparing base (89d1bb7) to head (522a462).

Files	Patch %	Lines
internal/manifests/monolithic/util.go	33.33%	14 Missing and 2 partials ⚠️
internal/manifests/monolithic/build.go	0.00%	11 Missing and 1 partial ⚠️
internal/manifests/monolithic/services.go	75.00%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #975      +/-   ##
==========================================
- Coverage   73.23%   73.01%   -0.23%     
==========================================
  Files         105      106       +1     
  Lines        6512     6547      +35     
==========================================
+ Hits         4769     4780      +11     
- Misses       1451     1472      +21     
- Partials      292      295       +3     

Flag	Coverage Δ
unittests	73.01% <31.81%> (-0.23%)	⬇️

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