fix: protect validator-media-info from xss attacks

[Esya]

Fixes #185

[github-actions]

Mega-Linter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ EDITORCONFIG	editorconfig-checker	5		0	1.38s
✅ GIT	git_diff	yes		no	0.01s
✅ JSON	eslint-plugin-jsonc	1	0	0	0.99s
✅ JSON	jsonlint	1		0	0.29s
✅ JSON	prettier	1	0	0	0.53s
✅ JSON	v8r	1		0	0.91s
✅ TSX	eslint	2	0	0	5.05s

See errors details in artifact Mega-Linter reports on GitHub Action page
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[codecov]

Codecov Report

Merging #199 (3dfcda1) into develop (79e214b) will increase coverage by 0.01%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           develop     #199      +/-   ##
===========================================
+ Coverage    90.89%   90.90%   +0.01%     
===========================================
  Files           95       95              
  Lines         1537     1539       +2     
  Branches       263      265       +2     
===========================================
+ Hits          1397     1399       +2     
  Misses         140      140              

Flag	Coverage Δ
cypress	64.55% <0.00%> (-0.09%)	⬇️
jest	74.50% <100.00%> (+0.03%)	⬆️

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Impacted Files	Coverage Δ
.../StakingPage/Features/ValidatorMediaInfo/index.tsx	100.00% <100.00%> (ø)

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