[Snyk] Security upgrade json-server from 0.9.6 to 0.15.0#4

snyk-bot wants to merge 1 commit intomastermaty21/json-server-extension-example:masterfrom

snyk-fix-bf763f368003d94617cb82ba211e245fmaty21/json-server-extension-example:snyk-fix-bf763f368003d94617cb82ba211e245fCopy head branch name to clipboard