Infinispan doc updates for 3.1

[pj892031]

This PR changes documentation for Zowe 3.1, Other versions (3.0 and 3.2+) are in the PR #4101

[github-actions]

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[github-actions]

📁 The PR description is missing the file name(s) for the updated content. List all the files included in this PR so this information displays in our Zowe Docs GitHub Slack channel.

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[github-actions]

📌 The subject area label is missing. Add an area: label so we know what your content is about.

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💾 The release label is missing. Add a release: label so your content is published with the correct major Zowe release.

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[github-actions]

🚀 Deployed on https://67addd5122722892ee04dbbd--zowe-docs-master.netlify.app

[janan07]

Reviewed and edited by doc squad