feat(vue): add rowspan to Slickgrid-Vue

[ghiscoding]

• also move/rename Example 43 as Example 17 since the Remote Example is long gone

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.5%. Comparing base (c1652c5) to head (a7e394d).
Report is 1 commits behind head on master.

Additional details and impacted files

@@          Coverage Diff           @@
##           master   #1804   +/-   ##
======================================
  Coverage    99.5%   99.5%           
======================================
  Files         187     187           
  Lines       34438   34438           
  Branches    10190   10190           
======================================
  Hits        34255   34255           
  Misses        183     183           

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