feat(examples): add mass update feat to Example 11

[ghiscoding]

• add a Mass Update (modal window) functionality via the Grid Menu and/or Context Menu. The Mass Update can be done for the entire dataset (when no rows are selected) or a set of selected rows

[codecov]

Codecov Report

Merging #31 into master will increase coverage by 0.22%.
The diff coverage is 98.49%.

@@            Coverage Diff             @@
##           master      #31      +/-   ##
==========================================
+ Coverage   99.60%   99.82%   +0.22%     
==========================================
  Files         185      186       +1     
  Lines       10062    10095      +33     
  Branches     3307     3313       +6     
==========================================
+ Hits        10021    10076      +55     
+ Misses         41       19      -22     

Impacted Files	Coverage Δ
...bundle/src/components/slick-vanilla-grid-bundle.ts	96.57% <50.00%> (-0.16%)	⬇️
packages/common/src/aggregators/avgAggregator.ts	100.00% <100.00%> (ø)
packages/common/src/aggregators/cloneAggregator.ts	100.00% <100.00%> (ø)
packages/common/src/aggregators/countAggregator.ts	100.00% <100.00%> (ø)
...kages/common/src/aggregators/distinctAggregator.ts	100.00% <100.00%> (ø)
packages/common/src/aggregators/index.ts	100.00% <100.00%> (ø)
packages/common/src/aggregators/maxAggregator.ts	100.00% <100.00%> (ø)
packages/common/src/aggregators/minAggregator.ts	100.00% <100.00%> (ø)
packages/common/src/aggregators/sumAggregator.ts	100.00% <100.00%> (ø)
...ages/common/src/extensions/contextMenuExtension.ts	100.00% <100.00%> (ø)
... and 4 more

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