fix: rename the header from organizationId to tenantId (#39385)

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Fixes #`Issue Number`  
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Fixes `Issue URL`
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## Automation

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## Communication
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<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit

- **Refactor**
- Updated the application identifier terminology from "organization" to
"tenant" for enhanced clarity and consistency.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Co-authored-by: Nilesh Sarupriya <20905988+nsarupr@users.noreply.github.com>

app/server/appsmith-plugins/appsmithAiPlugin/src/main/java/com/external/plugins/constants/AppsmithAiConstants.java

@@ -32,7 +32,7 @@ public class AppsmithAiConstants {
     public static final String ACTION_ID = "actionId";
     public static final String WORKSPACE_ID = "workspaceId";
     public static final String INSTANCE_ID = "instanceId";
-    public static final String ORGANIZATION_ID = "organizationId";
+    public static final String ORGANIZATION_ID = "tenantId";
     public static final String SOURCE_DETAILS = "sourceDetail";
 
     public static final String PERIOD_DELIMITER = ".";