Fix: Update WSO2_MB_STORE_DB H2 usage recommendation [4.0.0]

[wso2-engineering-bot]

This PR was automatically generated by Claude AI.

• Issue: WSO2_MB_STORE usage recommendation regarding H2 limitation #10493
• Type: Documentation / Suggestions
• Summary: Updated documentation to warn against using H2 database for WSO2_MB_STORE_DB in production environments due to a known bug that causes frequent database crashes. Changed recommendation from using H2 to using an external database, with a reference to the H2 database issue.

Changes made:

• Updated 5 database configuration files (Oracle, Oracle RAC, PostgreSQL, MSSQL, MySQL)
• Changed note type from !!! note to !!! warning to emphasize the importance
• Replaced recommendation to use H2 with warning about H2 limitations and recommendation to use external database
• Added reference link to H2 database issue (4.0.0 doc) Updating the Security Guidelines documentation #4052

Files modified:

• en/docs/install-and-setup/setup/setting-up-databases/changing-default-databases/changing-to-oracle-rac.md
• en/docs/install-and-setup/setup/setting-up-databases/changing-default-databases/changing-to-oracle.md
• en/docs/install-and-setup/setup/setting-up-databases/changing-default-databases/changing-to-postgresql.md
• en/docs/install-and-setup/setup/setting-up-databases/changing-default-databases/changing-to-mssql.md
• en/docs/install-and-setup/setup/setting-up-databases/changing-default-databases/changing-to-mysql.md

🤖 Generated with Claude Code

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[PasanT9]

@copilot Please include the command to execute to populate the db. The scripts are in following path

<APIM-HOME>/dbscripts/mb-store

Each DB has different DB scripts. Thus based on the doc the script should be changed. Refer following

➜  mb-store tree .
.
├── h2-mb.sql
├── migration-3.0.0_to_3.1.0
│   └── oracle-mb.sql
├── migration-3.1.0_to_3.2.0
│   ├── h2-mb.sql
│   ├── mssql-mb.sql
│   ├── mysql-mb.sql
│   ├── oracle-mb.sql
│   ├── oracle-rac-mb.sql
│   └── postgresql-mb.sql
├── mssql-mb.sql
├── mysql-mb.sql
├── oracle-mb.sql
├── oracle-rac-mb.sql
└── postgresql-mb.sql

[Copilot]

@PasanT9 I've opened a new pull request, #10502, to work on those changes. Once the pull request is ready, I'll request review from you.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
1 out of 2 committers have signed the CLA.

✅ PasanT9
❌ Copilot
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[PasanT9]

@copilot make sure the command is consistent with previous commands.

[Copilot]

@PasanT9 I've opened a new pull request, #10503, to work on those changes. Once the pull request is ready, I'll request review from you.