refactor: PRSDM-6980 Upgrade Bootstrap to v5.3.3

[julianbyte]

Description

Bootstrap Cleanup:

• Remove unnecessary Bootstrap components and adjust layout for consistency

Issue

• PRSDM-6980

Screenshots

PR Readiness Checks

• Your PR title conforms to conventional commits <type>: <jira-ticket-num><title>, for example: fix: PRSDM-123 issue with login with a maximum of 100 characters
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[CharlRitterDev]

LGTM, not tested locally