Bump tokio from 0.2.13 to 1.5.0 in /exonum-java-binding/core/rust#1710

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dependabot/cargo/exonum-java-binding/core/rust/tokio-1.5.0exonum/exonum-java-binding:dependabot/cargo/exonum-java-binding/core/rust/tokio-1.5.0Copy head branch name to clipboard