chore(deps): pin dependencies

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
@nestjs/testing	devDependencies	pin	^6.5.3 -> 6.5.3
@types/jest	devDependencies	pin	^24.0.15 -> 24.0.15
@types/node	devDependencies	pin	^12.6.8 -> 12.6.8
ipfs (source)	devDependencies	pin	^0.36.4 -> 0.36.4
jest (source)	devDependencies	pin	^24.8.0 -> 24.8.0
prettier (source)	devDependencies	pin	^1.18.2 -> 1.18.2
ts-jest (source)	devDependencies	pin	^24.0.2 -> 24.0.2
typescript (source)	devDependencies	pin	^3.5.3 -> 3.5.3

:pushpin: 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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