Bump json5, @microsoft/sp-build-web and @microsoft/sp-webpart-workbench in /solutions/sp2019-capabilities#567

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dependabot/npm_and_yarn/solutions/sp2019-capabilities/json5-and-microsoft/sp-build-web-and-microsoft/sp-webpart-workbench-2.2.3pnp/sp-dev-solutions:dependabot/npm_and_yarn/solutions/sp2019-capabilities/json5-and-microsoft/sp-build-web-and-microsoft/sp-webpart-workbench-2.2.3Copy head branch name to clipboard