[release/202502] Update BaseTools ext dep to v2025020001.0.6

[mu-automation]

This PR updates the BaseTools external dependency to version v2025020001.0.6.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
⚠️ Please upload report for BASE (release/202502@ce05704). Learn more about missing BASE report.

Additional details and impacted files

@@                Coverage Diff                @@
##             release/202502    #1491   +/-   ##
=================================================
  Coverage                  ?    2.22%           
=================================================
  Files                     ?     1460           
  Lines                     ?   380790           
  Branches                  ?     4583           
=================================================
  Hits                      ?     8477           
  Misses                    ?   372240           
  Partials                  ?       73           

Flag	Coverage Δ
MdeModulePkg	1.56% <ø> (?)
MdePkg	5.46% <ø> (?)
NetworkPkg	0.55% <ø> (?)
PolicyServicePkg	30.42% <ø> (?)
UefiCpuPkg	4.85% <ø> (?)
UnitTestFrameworkPkg	11.40% <ø> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.