Fix data stream schemas

[Xtansia]

Description

Fixing data stream schemas

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[github-actions]

Changes Analysis

Commit SHA: 0628b75
Comparing To SHA: 01f222e

API Changes

Summary

├─┬Paths
│ ├─┬/_cat/indices/{index}
│ │ └─┬GET
│ │   └──Parameters
│ ├─┬/_template/{name}
│ │ ├─┬PUT
│ │ │ └─┬Parameters
│ │ │   └─┬Schema
│ │ │     ├──[🔀] type (21011:15)❌ 
│ │ │     └──[➕] format (21012:17)❌ 
│ │ └─┬POST
│ │   └─┬Parameters
│ │     └─┬Schema
│ │       ├──[🔀] type (21011:15)❌ 
│ │       └──[➕] format (21012:17)❌ 
│ ├─┬/_list/indices
│ │ └─┬GET
│ │   └──Parameters
│ ├─┬/_cluster/health/{index}
│ │ └─┬GET
│ │   └──Parameters
│ ├─┬/_plugins/_ml/agents/_register
│ │ └─┬POST
│ │   └─┬Requestbody
│ │     └──application/json
│ ├─┬/_cat/indices
│ │ └─┬GET
│ │   └──Parameters
│ ├─┬/_plugins/_ml/connectors/_create
│ │ └─┬POST
│ │   └─┬Requestbody
│ │     └──application/json
│ ├─┬/_data_stream/_stats
│ │ └─┬GET
│ │   └─┬Responses
│ │     └─┬200
│ │       └─┬application/json
│ │         └─┬Schema
│ │           ├──[➕] properties (29380:15)
│ │           ├──[➖] properties (29316:15)❌ 
│ │           ├─┬backing_indices
│ │           │ ├──[🔀] type (29369:23)❌ 
│ │           │ └──[➕] format (29370:25)❌ 
│ │           ├─┬data_stream_count
│ │           │ ├──[🔀] type (29373:23)❌ 
│ │           │ └──[➕] format (29374:25)❌ 
│ │           └─┬data_streams
│ │             └─┬Schema
│ │               └──[🔀] $ref (49638:13)❌ 
│ ├─┬/_data_stream/{name}/_stats
│ │ └─┬GET
│ │   └─┬Responses
│ │     └─┬200
│ │       └─┬application/json
│ │         └─┬Schema
│ │           ├──[➕] properties (29380:15)
│ │           ├──[➖] properties (29316:15)❌ 
│ │           ├─┬backing_indices
│ │           │ ├──[🔀] type (29369:23)❌ 
│ │           │ └──[➕] format (29370:25)❌ 
│ │           ├─┬data_stream_count
│ │           │ ├──[🔀] type (29373:23)❌ 
│ │           │ └──[➕] format (29374:25)❌ 
│ │           └─┬data_streams
│ │             └─┬Schema
│ │               └──[🔀] $ref (49638:13)❌ 
│ ├─┬/_cluster/health
│ │ └─┬GET
│ │   └──Parameters
│ ├─┬/_plugins/_ml/models/_search
│ │ └─┬GET
│ │   └─┬Requestbody
│ │     └──application/json
│ └─┬/_list/indices/{index}
│   └─┬GET
│     └──Parameters
└─┬Components
  ├──[➖] schemas (53661:7)❌ 
  ├──[➖] schemas (53470:7)❌ 
  ├──[➖] schemas (32714:7)❌ 
  ├──[➖] schemas (53597:7)❌ 
  ├──[➖] schemas (50826:7)❌ 
  ├──[➕] schemas (49638:7)
  ├─┬knn._common___Stats
  │ └─┬model_index_status
  │   └─┬ONEOF
  │     └──[🔀] $ref (32773:9)❌ 
  ├─┬_common___HealthStatus
  │ ├──[➖] enum (32710:11)❌ 
  │ ├──[➖] enum (32711:11)❌ 
  │ ├──[➖] enum (32712:11)❌ 
  │ ├──[➖] type (32708:13)❌ 
  │ ├──[➕] oneOf (32773:11)
  │ ├──[➕] oneOf (32786:11)
  │ └──[➕] oneOf (32778:11)
  └─┬indices._common___DataStream
    ├─┬status
    │ └──[🔀] $ref (32773:9)❌ 
    └─┬generation
      ├──[🔀] type (49580:17)❌ 
      └──[➕] format (49581:19)❌ 

Document Element	Total Changes	Breaking Changes
components	17	13
paths	18	16

• ❌ BREAKING Changes: 29 out of 35
• Modifications: 11
• Removals: 11
• Additions: 13
• Breaking Removals: 11
• Breaking Modifications: 11
• Breaking Additions: 7

Report

The full API changes report is available at: https://github.com/opensearch-project/opensearch-api-specification/actions/runs/12286152504/artifacts/2308722810

API Coverage

	Before	After	Δ
Covered (%)	606 (59.35 %)	606 (59.35 %)	0 (0 %)
Uncovered (%)	415 (40.65 %)	415 (40.65 %)	0 (0 %)
Unknown	43	43	0

[github-actions]

Spec Test Coverage Analysis

Total	Tested
536	475 (88.62 %)

[dblock]

Can we please have some tests that exercise these?

[Xtansia]

@dblock There's already tests covering the:

• ML apis: https://github.com/opensearch-project/opensearch-api-specification/tree/main/tests/plugins/ml/ml
• Data Stream apis: https://github.com/opensearch-project/opensearch-api-specification/tree/main/tests/default/indices/data_stream