chore(deps): update typescript-eslint monorepo to v3.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
@typescript-eslint/eslint-plugin	devDependencies	minor	3.3.0 -> 3.4.0
@typescript-eslint/parser	devDependencies	minor	3.3.0 -> 3.4.0

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Release Notes

typescript-eslint/typescript-eslint

### [`v3.4.0`](https://togithub.com/typescript-eslint/typescript-eslint/blob/master/CHANGELOG.md#​340-httpsgithubcomtypescript-eslinttypescript-eslintcomparev330v340-2020-06-22) [Compare Source](https://togithub.com/typescript-eslint/typescript-eslint/compare/v3.3.0...v3.4.0) ##### Bug Fixes - **eslint-plugin:** [no-base-to-string] handle intersection types ([#​2170](https://togithub.com/typescript-eslint/typescript-eslint/issues/2170)) ([9cca3a9](https://togithub.com/typescript-eslint/typescript-eslint/commit/9cca3a9584d5d5ef0536219c5a734f4e87efb543)) - **eslint-plugin:** [unbound-method] handling destructuring ([#​2228](https://togithub.com/typescript-eslint/typescript-eslint/issues/2228)) ([c3753c2](https://togithub.com/typescript-eslint/typescript-eslint/commit/c3753c21768d355ecdb9e7ae8e0bfdfbbc1d3bbe)) - **experimental-utils:** correct types for TS versions older than 3.8 ([#​2217](https://togithub.com/typescript-eslint/typescript-eslint/issues/2217)) ([5e4dda2](https://togithub.com/typescript-eslint/typescript-eslint/commit/5e4dda264a7d6a6a1626848e7599faea1ac34922)) - **experimental-utils:** getParserServices takes a readonly context ([#​2235](https://togithub.com/typescript-eslint/typescript-eslint/issues/2235)) ([26da8de](https://togithub.com/typescript-eslint/typescript-eslint/commit/26da8de7fcde9eddec63212d79af781c4bb22991)) ##### Features - **eslint-plugin:** [no-unnecessary-boolean-literal-compare] add option to check nullable booleans ([#​1983](https://togithub.com/typescript-eslint/typescript-eslint/issues/1983)) ([c0b3057](https://togithub.com/typescript-eslint/typescript-eslint/commit/c0b3057b7f7d515891ad2efe32e4ef8c01e0478f)) - **eslint-plugin:** add extension rule `no-loss-of-precision` ([#​2196](https://togithub.com/typescript-eslint/typescript-eslint/issues/2196)) ([535b0f2](https://togithub.com/typescript-eslint/typescript-eslint/commit/535b0f2ddd82efa6a2c40307a61c480f4b3cdea3))

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