fix: remove incorrect parameter documentation of sassOptions function

[loilo]

Fixes the incorrect content parameter in the documentation of the sassOptions function, closes #1226

[linux-foundation-easycla]

• ✅login: loilo / (47f459b)

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 94.18%. Comparing base (31789cc) to head (47f459b).
Report is 18 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1227      +/-   ##
==========================================
- Coverage   94.44%   94.18%   -0.26%     
==========================================
  Files           3        3              
  Lines         360      413      +53     
  Branches      132      156      +24     
==========================================
+ Hits          340      389      +49     
- Misses         18       22       +4     
  Partials        2        2              

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[alexander-akait]

Thank you