chore(deps): pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
@types/jest	devDependencies	pin	^24.0.16 -> 24.0.18
jest (source)	devDependencies	pin	^24.8.0 -> 24.9.0
ts-jest (source)	devDependencies	pin	^24.0.2 -> 24.1.0
typescript (source)	devDependencies	pin	^3.5.3 -> 3.6.3

📌 Important: Renovate will wait until you have merged this Pin PR before creating any upgrade PRs for the affected packages. Add the preset :preserveSemverRanges your config if you instead don't wish to pin dependencies.

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