Update pointers to new program requirements

EOP rebranding

Fix links and wording in get-started.md

Update GitHub repository link to main branch

[SCOPED] Quality check: Move visio files to archcenter blob container

Update typographical error “tile” to be “title” in Identifying-Security-Bug-Reports

Policheck Update - April 3 | Bulk Update

SP-less authentication mitigation

Small typo fixed

Create december-2024