fix (ATracker): add support for Cloud Logs target type

[veenanr]

PR summary

Add support for a new ATracker target type (cloud-logs) and its endpoint fields

PR Checklist

Please make sure that your PR fulfills the following requirements:

• The commit message follows the Angular Commit Message Guidelines.
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

Current vs new behavior

ATracker will support a new target type (cloud-logs) in addition to the existing target types

Does this PR introduce a breaking change?

• Yes
• No

Other information

Unit tests results:

veenarao$ go test
go: downloading github.com/onsi/gomega v1.31.1
Running Suite: AtrackerV2 Suite
===============================
Random Seed: 1712004023
Will run 94 of 94 specs

••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••
Ran 94 of 94 Specs in 4.006 seconds
SUCCESS! -- 94 Passed | 0 Failed | 0 Pending | 0 Skipped
PASS
ok  	github.com/IBM/platform-services-go-sdk/atrackerv2	5.064s

Integration test results:

veenarao$ go test github.com/IBM/platform-services-go-sdk/atrackerv2 -tags="integration" -v
=== RUN   TestAtrackerV2
Running Suite: AtrackerV2 Suite
===============================
Random Seed: 1712004111
Will run 137 of 137 specs

••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••
------------------------------
• [SLOW TEST:7.479 seconds]
AtrackerV2 Integration Tests
/Users/veenarao/go/src/github.com/IBM/platform-services-go-sdk/atrackerv2/atracker_v2_integration_test.go:42
  DeleteTarget - Delete a target
  /Users/veenarao/go/src/github.com/IBM/platform-services-go-sdk/atrackerv2/atracker_v2_integration_test.go:756
    DeleteTarget(deleteTargetOptions *DeleteTargetOptions)
    /Users/veenarao/go/src/github.com/IBM/platform-services-go-sdk/atrackerv2/atracker_v2_integration_test.go:804
------------------------------

Ran 137 of 137 Specs in 16.669 seconds
SUCCESS! -- 137 Passed | 0 Failed | 0 Pending | 0 Skipped
--- PASS: TestAtrackerV2 (16.71s)
PASS
ok  	github.com/IBM/platform-services-go-sdk/atrackerv2	17.733s

[padamstx]

Everything looks good, except the copyright year in a couple files. Could you fix that please?

[padamstx]

LGTM

[ibm-devx-sdk]

🎉 This PR is included in version 0.62.1 🎉

The release is available on GitHub release

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