Update dependency magic-string to v0.25.6

[renovate-bot]

This PR contains the following updates:

Package	Type	Update	Change
magic-string	dependencies	patch	0.25.5 -> 0.25.6

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Release Notes

rich-harris/magic-string

v0.25.6

Compare Source

• Use bitwise operators for small performance boost (#​171)

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[codecov-io]

Codecov Report

Merging #278 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #278   +/-   ##
=======================================
  Coverage   96.52%   96.52%           
=======================================
  Files          20       20           
  Lines        1667     1667           
  Branches      154      154           
=======================================
  Hits         1609     1609           
  Misses         55       55           
  Partials        3        3

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