DeFiChain Bot

Results 2 issues of DeFiChain Bot

#### What kind of PR is this?: /kind dependencies #### What this PR does / why we need it: Bump `@defichain/jellyfish` dependencies to the latest release.

area/playground-api-client
kind/dependencies

#### What kind of PR is this?: /kind dependencies #### What this PR does / why we need it: Bump `@nestjs/*` dependencies to the newest release.

kind/dependencies