Modify TreeView search's event handler to preempt material-table's

[imnasnainaec]

Resolves #794

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This change is 

[codecov-io]

Codecov Report

Merging #804 (ae46130) into master (179562b) will increase coverage by 4.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #804      +/-   ##
==========================================
+ Coverage   51.22%   55.23%   +4.01%     
==========================================
  Files         237       37     -200     
  Lines        6442     3159    -3283     
  Branches      412        0     -412     
==========================================
- Hits         3300     1745    -1555     
+ Misses       2837     1414    -1423     
+ Partials      305        0     -305     

Flag	Coverage Δ
backend	55.23% <ø> (ø)
frontend	?

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Impacted Files	Coverage Δ
...nents/ProjectSettings/ProjectUsers/ActiveUsers.tsx
...nts/DataEntry/DataEntryTable/NewEntry/NewEntry.tsx
...taEntry/DataEntryTable/RecentEntry/DeleteEntry.tsx
...Switcher/GoalSelectorScroll/GoalSelectorAction.tsx
src/components/PasswordReset/reducer.tsx
...eline/GoalSuggestions/GoalSuggestionsComponent.tsx
src/components/UserSettings/UserSettings.tsx
...components/SiteSettings/UserManagment/UserList.tsx
...witcher/GoalSelectorScroll/GoalSelectorReducer.tsx
...nts/SiteSettings/UserManagment/ConfirmDeletion.tsx
... and 189 more

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[jasonleenaylor]

Reviewable status: 0 of 1 files reviewed, all discussions resolved (waiting on @imnasnainaec)

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src/components/TreeView/TreeViewHeader.tsx, line 58 at r1 (raw file):

event.stopPropagation();

Nice!

[jasonleenaylor]

Reviewed 4 of 4 files at r2.
Reviewable status: complete! all files reviewed, all discussions resolved