Bump apollo-server from 2.12.0 to 2.25.3 in /server#22

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mastertomasyaya/graphql-lecture:masterfrom

dependabot/npm_and_yarn/server/apollo-server-2.25.3tomasyaya/graphql-lecture:dependabot/npm_and_yarn/server/apollo-server-2.25.3Copy head branch name to clipboard