Fix capitalisation in Algolia example

[Haroenv]

Hey, thanks for the mention! according to our brand guidelines, InstantSearch is with two capital letters though, so this pr fixed that

see storybook-eol/storybooks.github.io#69

[codecov]

Codecov Report

Merging #1173 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1173   +/-   ##
=======================================
  Coverage   13.31%   13.31%           
=======================================
  Files         199      199           
  Lines        4589     4589           
  Branches      725      725           
=======================================
  Hits          611      611           
  Misses       3349     3349           
  Partials      629      629

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