[release/202502] Update BaseTools ext dep to v2025020000.0.6

[mu-automation[bot]]

This PR updates the BaseTools external dependency to version v2025020000.0.6.

[codecov-commenter]

Codecov Report

:white_check_mark: All modified and coverable lines are covered by tests. :warning: Please upload report for BASE (release/202502@700a2f3). Learn more about missing BASE report.

Additional details and impacted files

@@                Coverage Diff                @@
##             release/202502    #1402   +/-   ##
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  Coverage                  ?    2.23%           
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  Files                     ?     1456           
  Lines                     ?   379967           
  Branches                  ?     4583           
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  Hits                      ?     8477           
  Misses                    ?   371417           
  Partials                  ?       73           

Flag	Coverage Δ
MdeModulePkg	1.56% <ø> (?)
MdePkg	5.46% <ø> (?)
NetworkPkg	0.55% <ø> (?)
PolicyServicePkg	30.42% <ø> (?)
UefiCpuPkg	4.86% <ø> (?)
UnitTestFrameworkPkg	11.40% <ø> (?)

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[mu-automation[bot]]

Closing in favor of #1450.