build(deps): bump http-cache-semantics and @angular/cli in /chatserver-frontend#12

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dependabot/npm_and_yarn/chatserver-frontend/http-cache-semantics-and-angular/cli-4.1.1zapek/Chatserver:dependabot/npm_and_yarn/chatserver-frontend/http-cache-semantics-and-angular/cli-4.1.1Copy head branch name to clipboard