feat: add FederatedLogSetup, AwsConnection, and FederatedLogPartition entity support to federated logs

[voorepreethi]

Summary
Adds support for three new entity types in the pipelinecontrol package: FederatedLogSetupEntity, AwsConnectionEntity, and FederatedLogPartitionEntity. These enable full lifecycle management of federated log infrastructure resources via the Entity Management API.

Changes
New API Methods
Federated Log Setup

EntityManagementCreateFederatedLogSetup / WithContext — create a Federated Log Setup entity
EntityManagementUpdateFederatedLogSetup / WithContext — update an existing Federated Log Setup entity
Federated Log Partition

EntityManagementCreateFederatedLogPartition / WithContext — create a Federated Log Partition entity
EntityManagementUpdateFederatedLogPartition / WithContext — update an existing Federated Log Partition entity
AWS Connection

EntityManagementCreateAwsConnection / WithContext — create an AWS Connection entity
Search

GetEntitySearch / WithContext — search entities with filters and cursor-based pagination

Tests
Unit Tests (27 total)
Federated Log Setup (6)

Create: success, with-context, error
Update: success, with-context, error
Federated Log Partition (6)

Create: success, with-context, error
Update: success, with-context, error
AWS Connection (3)

Create: success, with-context, error
GetEntity (2)

Returns FederatedLogSetupEntity type assertion
Returns AwsConnectionEntity type assertion
GetEntitySearch (4)

Success, with-context, empty results, error

Integration Tests
TestIntegrationEntityManagement_FederatedLogSetup_CRUD — full create/read/update/delete cycle (gated by RUN_FEDERATED_LOG_SETUP_TEST=true)
TestIntegrationEntityManagement_FederatedLogSetup_Create — standalone create test with real credentials (gated by env vars)

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 32.85%. Comparing base (de7b1f8) to head (f23d1c7).
⚠️ Report is 5 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1398      +/-   ##
==========================================
+ Coverage   30.74%   32.85%   +2.11%     
==========================================
  Files         142      143       +1     
  Lines        6753     6803      +50     
==========================================
+ Hits         2076     2235     +159     
+ Misses       4477     4366     -111     
- Partials      200      202       +2     

Flag	Coverage Δ
unit	32.85% <100.00%> (+2.11%)	⬆️

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