Add eslint-config-preact and fix found issues

[sjinks]

Description

This PR adds eslint-config-preact and fixes the issues found by the linter (mainly react-hooks/exhaustive-deps). Also, this PR removes all uses of dangerouslySetInnerHTML.

Changelog Description

Plugin Updated: Search Dev Tools

Minor bug fixes.

Checklist

Please make sure the items below have been covered before requesting a review:

• [x] This change works and has been tested locally (or has an appropriate fallback).
• [ ] This change works and has been tested on a Go sandbox.
• [ ] This change has relevant unit tests (if applicable).
• [ ] This change has relevant documentation additions / updates (if applicable).
• [x] I've created a changelog description that aligns with the provided examples.

Steps to Test

E2E tests should pass.

[codecov[bot]]

Codecov Report

Merging #3538 (37a0792) into develop (d7b4c55) will decrease coverage by 0.02%. The diff coverage is 30.00%.

@@              Coverage Diff              @@
##             develop    #3538      +/-   ##
=============================================
- Coverage      34.01%   33.98%   -0.03%     
- Complexity      3549     3551       +2     
=============================================
  Files            217      217              
  Lines          13887    13896       +9     
=============================================
  Hits            4723     4723              
- Misses          9164     9173       +9     

Impacted Files	Coverage Δ
search/includes/classes/class-healthjob.php	30.23% <0.00%> (-4.91%)	:arrow_down:
search/includes/classes/class-search.php	84.85% <75.00%> (-0.07%)	:arrow_down:
lib/statsd/class-statsd.php	27.45% <0.00%> (-3.93%)	:arrow_down:

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[sonarcloud[bot]]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication