Updating catalog json and Custom File Share support for Login node

[nupurg-ibm]

Description

• Custom File Share support for Login node
• Scale Support for >250 dynamic worker nodes
• Updated catalog.json to have the dropdown for ssh keys
• Updated arch diagram

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[nupurg-ibm]

/run pipeline

[bksagar]

Approved

[terraform-ibm-modules-ops]

🎉 This PR is included in version 1.6.9 🎉

The release is available on:

• GitHub release
• v1.6.9

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[terraform-ibm-modules-ops]

🎉 This PR is included in version 1.0.0 🎉

The release is available on:

• GitHub release
• v1.0.0

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