Add distribution field to OpenSearchVersionInfo

[Xtansia]

Description

Adds missing distribution field to OpenSearchVersionInfo

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 79.82%. Comparing base (ababab0) to head (a4f9038).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #336   +/-   ##
=======================================
  Coverage   79.82%   79.82%           
=======================================
  Files          45       45           
  Lines        1368     1368           
  Branches      316      278   -38     
=======================================
  Hits         1092     1092           
- Misses        255      276   +21     
+ Partials       21        0   -21     

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[github-actions]

Changes Analysis

Commit SHA: a4f9038
Comparing To SHA: ababab0

API Changes

Summary

└─┬Components
  └─┬_common:OpensearchVersionInfo
    ├──[➕] required (26810:11)❌ 
    └──[➕] properties (26795:9)

Document Element	Total Changes	Breaking Changes
components	2	1

• ❌ BREAKING Changes: 1 out of 2
• Additions: 2
• Breaking Additions: 1

Report

The full API changes report is available at: https://github.com/opensearch-project/opensearch-api-specification/actions/runs/9476516112/artifacts/1592228813

API Coverage

	Before	After	Δ
Covered (%)	483 (47.31 %)	483 (47.31 %)	0 (0 %)
Uncovered (%)	538 (52.69 %)	538 (52.69 %)	0 (0 %)
Unknown	24	24	0

[dblock]

I opened #338 so we can catch these.