v3.4.0

What's Changed

• [AUTO] Bump version on 3.x to 3.4.0 by @opensearch-trigger-bot[bot] in #1772
• [Backport 3.x] Onboarding new maven snapshots publishing to s3 (opensearch-java) by @opensearch-trigger-bot[bot] in #1774
• [Backport 3.x] Update to Gradle 9.1.0 by @opensearch-trigger-bot[bot] in #1775
• [Backport 3.x] Only create the default mapper if one is not provided by @opensearch-trigger-bot[bot] in #1790
• [Backport 3.x] Bump lycheeverse/lychee-action from 2.6.1 to 2.7.0 by @opensearch-trigger-bot[bot] in #1793
• [Backport 3.x] Bump actions/checkout from 5 to 6 by @opensearch-trigger-bot[bot] in #1802
• [Backport 3.x] Correct Xtansia's maintainership affiliation by @opensearch-trigger-bot[bot] in #1808
• [Backport 3.x] Migrate Github Actions from macos-13 (deprecated / removed) to macos-14 by @opensearch-trigger-bot[bot] in #1814
• [Backport 3.x] Bump peter-evans/create-pull-request from 7 to 8 by @opensearch-trigger-bot[bot] in #1822
• [Backport 3.x] Bump actions/cache from 4 to 5 by @opensearch-trigger-bot[bot] in #1823
• [Backport 3.x] Fix the regression introduced in the OpenSearch OpenAPI spec by @opensearch-trigger-bot[bot] in #1824
• Prepare 3.4.0 release by @reta in #1825

Full Changelog: v3.3.0...v3.4.0