Update Migration SDK Version to 6.0.0 and make other package updates

[pvshn]

• Updates the Migration SDK version to 6.0.0 and also updates other 3PP
• Makes compatibility code fixes per the above

[github-actions]

Code Coverage Summary

Summary
  Generated on: 02/19/2026 - 21:46:47
  Parser: MultiReport (2x OpenCover)
  Assemblies: 2
  Classes: 52
  Files: 63
  Line coverage: 77.2%
  Covered lines: 1175
  Uncovered lines: 346
  Coverable lines: 1521
  Total lines: 5323
  Branch coverage: 56.8% (244 of 429)
  Covered branches: 244
  Total branches: 429
  Method coverage: 84.8% (229 of 270)
  Full method coverage: 77.7% (210 of 270)
  Covered methods: 229
  Fully covered methods: 210

[github-actions]

Code Coverage Summary

Summary
  Generated on: 02/20/2026 - 01:29:36
  Parser: MultiReport (2x OpenCover)
  Assemblies: 2
  Classes: 52
  Files: 63
  Line coverage: 77.2%
  Covered lines: 1175
  Uncovered lines: 346
  Coverable lines: 1521
  Total lines: 5323
  Branch coverage: 56.8% (244 of 429)
  Covered branches: 244
  Total branches: 429
  Method coverage: 84.8% (229 of 270)
  Full method coverage: 77.7% (210 of 270)
  Covered methods: 229
  Fully covered methods: 210