SSCSCI-2404: validate service authorisation for evidence upload endpoints

[benouaer]

Jira link

• See SSCSCI-2404

Change description

• add serviceAuth filter in Spring security config to secure evidence upload endpoints
• merged StatementController.java into EvidenceUploadController.java
• moved authenticate method call away from controllers and made it internal to the authorisation service
• removed duplicate AuthorisationServiceTest, moving across any relevant tests

Testing done

• local testing through CFTLib

Security Vulnerability Assessment

CVE Suppression: Are there any CVEs present in the codebase (either newly introduced or pre-existing) that are being intentionally suppressed or ignored by this commit?

• Yes
• No

Checklist

• commit messages are meaningful and follow good commit message guidelines
• README and other documentation has been updated / added (if needed)
• tests have been updated / new tests has been added (if needed)
• Does this PR introduce a breaking change

[github-actions]

CCD diff report

No change

[github-actions]

Integration Tests results

   84 files  ±0     84 suites  ±0   10m 51s ⏱️ -17s
1 507 tests ±0  1 499 ✅ ±0  8 💤 ±0  0 ❌ ±0 
1 510 runs  ±0  1 502 ✅ ±0  8 💤 ±0  0 ❌ ±0 

Results for commit cc3388e. ± Comparison against base commit 552bff1.

This pull request removes 2 and adds 2 tests. Note that renamed tests count towards both.

uk.gov.hmcts.reform.sscs.bulkscan.controllers.SscsBulkScanExceptionRecordCallback ‑ [1] url=http://localhost:39927/transform-exception-record/, isAuto=false
uk.gov.hmcts.reform.sscs.bulkscan.controllers.SscsBulkScanExceptionRecordCallback ‑ [2] url=http://localhost:39927/transform-scanned-data/, isAuto=true

uk.gov.hmcts.reform.sscs.bulkscan.controllers.SscsBulkScanExceptionRecordCallback ‑ [1] url=http://localhost:35667/transform-exception-record/, isAuto=false
uk.gov.hmcts.reform.sscs.bulkscan.controllers.SscsBulkScanExceptionRecordCallback ‑ [2] url=http://localhost:35667/transform-scanned-data/, isAuto=true

♻️ This comment has been updated with latest results.