Enhance JMeter result message

[mishraprafful]

Changes

• Added Quick DNS lookup check for service Url with a relevant message for failure
• Added message parameter to sendTestsFinishedEvent method

Related Issue
Closes #3559

[johannes-b]

Please my comments under consideration.

[codecov]

Codecov Report

Merging #3685 (1b1f3f9) into master (2ecfb98) will decrease coverage by 0.72%.
The diff coverage is 0.00%.

❗ Current head 1b1f3f9 differs from pull request most recent head 167592b. Consider uploading reports for the commit 167592b to get more accurate results

@@            Coverage Diff             @@
##           master    #3685      +/-   ##
==========================================
- Coverage   42.20%   41.47%   -0.73%     
==========================================
  Files         222      216       -6     
  Lines       11741    11541     -200     
  Branches      291      291              
==========================================
- Hits         4955     4787     -168     
+ Misses       6157     6133      -24     
+ Partials      629      621       -8     

Flag	Coverage Δ		*Carryforward flag
api	29.89% <ø> (ø)		Carriedforward from 069dd0f
approval-service	84.61% <ø> (ø)		Carriedforward from 069dd0f
bridge	20.36% <ø> (ø)		Carriedforward from 069dd0f
cli	41.58% <ø> (ø)		Carriedforward from 069dd0f
configuration-service	19.51% <ø> (ø)		Carriedforward from 069dd0f
distributor	54.38% <ø> (ø)		Carriedforward from 069dd0f
helm-service	45.70% <ø> (ø)		Carriedforward from 069dd0f
jmeter-service	10.92% <0.00%> (-0.27%)	⬇️
lighthouse-service	62.55% <ø> (ø)		Carriedforward from 069dd0f
mongodb-datastore	24.53% <ø> (ø)		Carriedforward from 069dd0f
openshift-route-service	33.82% <ø> (ø)		Carriedforward from 069dd0f
remediation-service	60.41% <ø> (ø)		Carriedforward from 069dd0f
secret-service	?
shipyard-controller	55.73% <ø> (ø)		Carriedforward from 069dd0f
statistics-service	55.31% <ø> (ø)		Carriedforward from 069dd0f

*This pull request uses carry forward flags. Click here to find out more.

Impacted Files	Coverage Δ
jmeter-service/main.go	2.13% <0.00%> (-0.13%)	⬇️
secret-service/pkg/backend/registry.go
secret-service/pkg/backend/secretbackend_k8s.go
secret-service/pkg/handler/common.go
secret-service/pkg/common/utils.go
secret-service/pkg/repository/scopes.go
secret-service/pkg/handler/secrethandler.go

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[mishraprafful]

@johannes-b Thanks a lot for the comments, I've made the relevant changes.
Please consider this for a re-review. Also, please let me know if the code coverage drop is within permissible limits.

[johannes-b]

lgtm