Merge pull request #267 from makeplane/cursor/docs-elasticsearch-references-c8f5

docs: remove Elasticsearch references from documentation

Author: danciaclara

docs/self-hosting/govern/advanced-search.md

@@ -1,7 +1,7 @@
 ---
 title: Configure OpenSearch for advanced search
 description: Enable full-text search in Plane with OpenSearch. Configure advanced search indexing for work items, projects, and pages in your self-hosted instance.
-keywords: plane opensearch, full-text search, advanced search, search indexing, elasticsearch, self-hosting, plane search
+keywords: plane opensearch, full-text search, advanced search, search indexing, self-hosting, plane search
 ---
 
 # Configure OpenSearch for advanced search <Badge type="info" text="Pro" />

docs/self-hosting/methods/airgapped-edition-kubernetes.md

@@ -33,7 +33,7 @@ Consider these alternatives:
 - **Redis**: Replace with Valkey or a managed Redis service
 - **PostgreSQL**: Use a managed PostgreSQL service
 - **RabbitMQ**: Use a managed message queue service
-- **OpenSearch**: Use a managed OpenSearch or Elasticsearch service
+- **OpenSearch**: Use a managed OpenSearch service
   :::
 
 ## Install Plane

docs/self-hosting/methods/airgapped-edition.md

@@ -30,7 +30,7 @@ Consider these alternatives:
 - **Redis**: Replace with Valkey or a managed Redis service
 - **PostgreSQL**: Use a managed PostgreSQL service
 - **RabbitMQ**: Use a managed message queue service
-- **OpenSearch**: Use a managed OpenSearch or Elasticsearch service
+- **OpenSearch**: Use a managed OpenSearch service
   :::
 
 ## Install Plane