Update dependency sass to v1.69.6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
sass	1.69.5 -> 1.69.6

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Release Notes

sass/dart-sass (sass)

v1.69.6

Compare Source

• Produce better output for numbers with complex units in meta.inspect() and
  debugging messages.

• Escape U+007F DELETE when serializing strings.

• When generating CSS error messages to display in-browser, escape all code
  points that aren't in the US-ASCII region. Previously only code points U+0100
  LATIN CAPITAL LETTER A WITH MACRON were escaped.

• Provide official releases for musl LibC and for Android.

• Don't crash when running meta.apply() in asynchronous mode.

JS API

• Fix a bug where certain exceptions could produce SourceSpans that didn't
  follow the documented SourceSpan API.

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