chore: enabled restrict-template-expressions internally

[JoshuaKGoldberg]

Second-to-last PR for #3278.

[typescript-eslint]

Thanks for the PR, @JoshuaKGoldberg!

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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[nx-cloud]

Nx Cloud Report

CI ran the following commands for commit 10af98a. 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-tslint
	nx test @typescript-eslint/eslint-plugin
	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 test @typescript-eslint/parser
	nx test @typescript-eslint/experimental-utils
	nx test @typescript-eslint/experimental-utils
	nx test @typescript-eslint/scope-manager
	nx test @typescript-eslint/scope-manager
	nx test @typescript-eslint/parser
	nx test @typescript-eslint/visitor-keys
	nx test @typescript-eslint/typescript-estree
	nx run-many --target=build --all --parallel
	nx test @typescript-eslint/visitor-keys
	nx test @typescript-eslint/experimental-utils

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[codecov]

Codecov Report

Merging #3854 (10af98a) into master (4a88de2) will decrease coverage by 0.08%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master    #3854      +/-   ##
==========================================
- Coverage   92.70%   92.62%   -0.09%     
==========================================
  Files         329      310      -19     
  Lines       11534    10118    -1416     
  Branches     3257     2883     -374     
==========================================
- Hits        10693     9372    -1321     
+ Misses        368      312      -56     
+ Partials      473      434      -39     

Flag	Coverage Δ
unittest	92.62% <0.00%> (-0.09%)	⬇️

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

Impacted Files	Coverage Δ
...nt-plugin/src/rules/switch-exhaustiveness-check.ts	98.00% <0.00%> (ø)
...ges/typescript-estree/src/create-program/shared.ts
...-estree/src/create-program/createProjectProgram.ts
packages/typescript-estree/src/convert.ts
packages/typescript-estree/src/ts-estree/index.ts
...ript-estree/src/create-program/createSourceFile.ts
packages/typescript-estree/src/node-utils.ts
packages/typescript-estree/src/convert-comments.ts
...t-estree/src/create-program/useProvidedPrograms.ts
packages/typescript-estree/src/simple-traverse.ts
... and 10 more

[bradzacher]

thanks!