[Backport 2.x] Added release notes for 2.10 release (#277)

[navneet1v]

Description

Added release notes for 2.10 release (#277)

Issues Resolved

#224

Check List

• New functionality includes testing.
  • All tests pass
• New functionality has been documented.
  • New functionality has javadoc added
• Commits are signed as per the DCO using --signoff

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.

[navneet1v]

The build is failing due to :

Exception in thread "main" java.lang.IllegalStateException: failed to load plugin opensearch-ml due to jar hell
| 	at org.opensearch.plugins.PluginsService.checkBundleJarHell(PluginsService.java:681)
| 	at org.opensearch.plugins.InstallPluginCommand.jarHellCheck(InstallPluginCommand.java:862)
| 	at org.opensearch.plugins.InstallPluginCommand.loadPluginInfo(InstallPluginCommand.java:830)
| 	at org.opensearch.plugins.InstallPluginCommand.installPlugin(InstallPluginCommand.java:875)
| 	at org.opensearch.plugins.InstallPluginCommand.execute(InstallPluginCommand.java:276)
| 	at org.opensearch.plugins.InstallPluginCommand.execute(InstallPluginCommand.java:250)
| 	at org.opensearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:104)
| 	at org.opensearch.cli.Command.mainWithoutErrorHandling(Command.java:138)
| 	at org.opensearch.cli.MultiCommand.execute(MultiCommand.java:104)
| 	at org.opensearch.cli.Command.mainWithoutErrorHandling(Command.java:138)
| 	at org.opensearch.cli.Command.main(Command.java:101)
| 	at org.opensearch.plugins.PluginCli.main(PluginCli.java:60)
| Caused by: java.lang.IllegalStateException: jar hell!
| class: org.apache.commons.lang3.AnnotationUtils$1
| jar1: /home/runner/work/neural-search/neural-search/build/testclusters/integTest-0/distro/2.10.0-ARCHIVE/lib/commons-lang3-3.13.0.jar
| jar2: /home/runner/work/neural-search/neural-search/build/testclusters/integTest-0/distro/2.10.0-ARCHIVE/plugins/.installing-40852478789188[98](https:/opensearch-project/neural-search/actions/runs/6093097774/job/16532212834?pr=287#step:4:99)473/commons-lang3-3.10.jar
| 	at org.opensearch.bootstrap.JarHell.checkClass(JarHell.java:316)
| 	at org.opensearch.bootstrap.JarHell.checkJarHell(JarHell.java:215)
| 	at org.opensearch.plugins.PluginsService.checkBundleJarHell(PluginsService.java:679)
| 	... 11 more

[navneet1v]

Resolved the apache commons dependency which was coming from core.

(base) 22:36 ~/workplace/neural-search 2.x$ ./gradlew :dependencyInsight --configuration resolveableCompileOnly --dependency org.apache.commons:commons-lang3
Picked up JAVA_TOOL_OPTIONS: -Dlog4j2.formatMsgNoLookups=true
=======================================
OpenSearch Build Hamster says Hello!
  Gradle Version        : 8.1.1
  OS Info               : Mac OS X 12.6.8 (x86_64)
  JDK Version           : 11 (Eclipse Temurin JDK)
  JAVA_HOME             : /Users/navneev/.sdkman/candidates/java/11.0.16-tem
  Random Testing Seed   : B3553F4A6A551760
  In FIPS 140 mode      : false
=======================================

> Task :dependencyInsight
Dependency resolution failed because of conflict(s) on the following module(s):
   - org.apache.commons:commons-lang3 between versions 3.13.0 and 3.10

org.apache.commons:commons-lang3:3.13.0
  Variant runtime:
    | Attribute Name             | Provided     | Requested |
    |----------------------------|--------------|-----------|
    | org.gradle.category        | library      |           |
    | org.gradle.libraryelements | jar          |           |
    | org.gradle.status          | release      |           |
    | org.gradle.usage           | java-runtime |           |
   Selection reasons:
      - By conflict resolution: between versions 3.13.0 and 3.10

org.apache.commons:commons-lang3:3.13.0
\--- org.opensearch:opensearch-encryption-sdk:2.10.0-SNAPSHOT:20230906.043946-24
     \--- org.opensearch:opensearch:2.10.0-SNAPSHOT:20230906.043946-240
          \--- resolveableCompileOnly

org.apache.commons:commons-lang3:3.10 -> 3.13.0
\--- resolveableCompileOnly

A web-based, searchable dependency report is available by adding the --scan option.

BUILD SUCCESSFUL in 716ms

[codecov]

Codecov Report

Merging #287 (f382d8e) into 2.x (d0ed52e) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##                2.x     #287   +/-   ##
=========================================
  Coverage     85.77%   85.77%           
  Complexity      376      376           
=========================================
  Files            30       30           
  Lines          1104     1104           
  Branches        168      168           
=========================================
  Hits            947      947           
  Misses           83       83           
  Partials         74       74           

[vamshin]

LGTM! Thanks