Increment version to 2.7.0-SNAPSHOT (#657)

Signed-off-by: opensearch-ci-bot <[email protected]>
Co-authored-by: opensearch-ci-bot <[email protected]>

Author: opensearch-trigger-bot[bot]

.github/workflows/draft-release-notes-workflow.yml

@@ -16,6 +16,6 @@ jobs:
         with:
           config-name: draft-release-notes-config.yml
           tag: (None)
-          version: 2.6.0.0
+          version: 2.7.0.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

build.gradle

@@ -12,7 +12,7 @@ buildscript {
         opensearch_group = "org.opensearch"
 
         isSnapshot = "true" == System.getProperty("build.snapshot", "true")
-        opensearch_version = System.getProperty("opensearch.version", "2.6.0-SNAPSHOT")
+        opensearch_version = System.getProperty("opensearch.version", "2.7.0-SNAPSHOT")
         buildVersionQualifier = System.getProperty("build.version_qualifier", "")
         // 2.0.0-rc1-SNAPSHOT -> 2.0.0.0-rc1-SNAPSHOT
         version_tokens = opensearch_version.tokenize('-')