chore: pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
@​types/jest	devDependencies	pin	^24.0.12 -> 24.0.12	source
@​types/lodash	devDependencies	pin	^4.14.123 -> 4.14.123	source
jest	devDependencies	pin	^24.7.1 -> 24.7.1	homepage, source
ts-jest	devDependencies	pin	^24.0.2 -> 24.0.2	homepage, source
typescript	devDependencies	pin	^3.4.5 -> 3.4.5	homepage, source

📌 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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