setNavCollapsed for quick access

[clari182]

• closes Mobile drop-down menu does not collapse/close when clicking Discover or Submit buttons #2996

[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 3 lines in your changes missing coverage. Please review.

Project coverage is 80.45%. Comparing base (5d3aed2) to head (4730374).
Report is 26 commits behind head on staging.

Files	Patch %	Lines
...gatsby-site/src/components/discover/QuickAccess.js	50.00%	1 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           staging    #3007      +/-   ##
===========================================
+ Coverage    78.94%   80.45%   +1.51%     
===========================================
  Files          173      159      -14     
  Lines        13332    12874     -458     
  Branches      1729     1573     -156     
===========================================
- Hits         10525    10358     -167     
+ Misses        2514     2241     -273     
+ Partials       293      275      -18     

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