fix(utils): support immutable arrays in ReportFixFunction

[rafaelss95]

Fixes #3829.

[typescript-eslint]

Thanks for the PR, @rafaelss95!

typescript-eslint is a 100% community driven project, and we are incredibly grateful that you are contributing to that community.

The core maintainers work on this in their personal time, so please understand that it may not be possible for them to review your work immediately.

Thanks again!

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[codecov]

Codecov Report

Merging #3830 (2e0ef96) into master (cf3b44f) will decrease coverage by 0.11%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #3830      +/-   ##
==========================================
- Coverage   92.67%   92.56%   -0.12%     
==========================================
  Files         327      188     -139     
  Lines       11357     8485    -2872     
  Branches     3204     2610     -594     
==========================================
- Hits        10525     7854    -2671     
+ Misses        370      263     -107     
+ Partials      462      368      -94     

Flag	Coverage Δ
unittest	92.56% <100.00%> (-0.12%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...slint-plugin/src/rules/prefer-enum-initializers.ts	100.00% <ø> (ø)
...ackages/eslint-plugin/src/rules/no-explicit-any.ts	92.85% <100.00%> (ø)
packages/scope-manager/src/lib/webworker.ts
packages/scope-manager/src/lib/es2015.proxy.ts
...ackages/scope-manager/src/referencer/Referencer.ts
.../scope-manager/src/variable/ImplicitLibVariable.ts
...ges/scope-manager/src/lib/es2018.asyncgenerator.ts
...e-manager/src/scope/FunctionExpressionNameScope.ts
packages/scope-manager/src/scope/index.ts
...scope-manager/src/definition/VariableDefinition.ts
... and 131 more

[nx-cloud]

Nx Cloud Report

CI ran the following commands for commit 2e0ef96. Click to see the status, the terminal output, and the build insights.

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Status	Command
	nx test @typescript-eslint/eslint-plugin-internal
	nx test @typescript-eslint/eslint-plugin-tslint
	nx test @typescript-eslint/eslint-plugin
	nx test @typescript-eslint/eslint-plugin-tslint
	nx test @typescript-eslint/eslint-plugin
	nx test @typescript-eslint/eslint-plugin-tslint
	nx test @typescript-eslint/eslint-plugin
	nx run-many --target=typecheck --all --parallel
	nx test @typescript-eslint/parser
	nx run-many --target=build --all --parallel
	nx test @typescript-eslint/parser
	nx test @typescript-eslint/experimental-utils
	nx test @typescript-eslint/scope-manager
	nx test @typescript-eslint/visitor-keys
	nx run-many --target=build --all --parallel
	nx test @typescript-eslint/experimental-utils
	nx test @typescript-eslint/typescript-estree
	nx run-many --target=build --all --parallel
	nx run-many --target=build --all --parallel
	nx test @typescript-eslint/scope-manager

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[bradzacher]

thanks for this!