fix: correct some forthcoming eslint errors

[chambo-e]

Correct some eslint coming with our next eslint config major update

Made in a separate PR to avoid major bump of these packages

[codecov]

Codecov Report

Merging #490 (966feb4) into master (12b1bdd) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master      #490   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           15        15           
  Lines          484       484           
  Branches        79        79           
=========================================
  Hits           484       484           

Impacted Files	Coverage Δ
packages/use-i18n/src/usei18n.tsx	100.00% <100.00%> (ø)

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