chore(deps): update dependency graphql to v0.13.2

[renovate[bot]]

This Pull Request updates dependency graphql from v0.13.1 to v0.13.2

Release Notes

### [`v0.13.2`](https://github.com/graphql/graphql-js/releases/v0.13.2) **New:** * Allow buildSchema() to take options (#​1249) * Update to Flow v0.68 (#​1290) **Fixes:** * Update iterall (#​1254) * buildSchema: Make options optional (#​1270) ---

Commits

#### v0.13.2 - [`86d33b4`](https://github.com/graphql/graphql-js/commit/86d33b49a92eda05ee9ca7b3a6fe3a449a21de4c) Allow buildSchema() to take options. (#​1249) - [`8151240`](https://github.com/graphql/graphql-js/commit/81512407f8db5ac1fba1e59c4dce41c8feb68821) Benchmark task (#​1251) - [`5ec393e`](https://github.com/graphql/graphql-js/commit/5ec393efc6918cad906b93f3f71d842547b70563) Benchmark introspecting a schema built from SDL in a supplied file. (#​1163) - [`c2c01e7`](https://github.com/graphql/graphql-js/commit/c2c01e7be734f5fa3e18033c8afae892efe6e093) Covariant MaybePromise<T> - [`fb3257c`](https://github.com/graphql/graphql-js/commit/fb3257cd2c2c429632a73c8acadd0bef864d1989) Update iterall and flow v0.66 (#​1254) - [`499a759`](https://github.com/graphql/graphql-js/commit/499a75939f70c4863d44149371d6a99d57ff7c35) Replace getPromise with isPromise (#​1255) - [`261b99b`](https://github.com/graphql/graphql-js/commit/261b99b0a643561ccfb217fe8ac0c2ac16b2c5d3) Eliminate circular dependency in validation rules (#​1263) - [`a62eea8`](https://github.com/graphql/graphql-js/commit/a62eea88d5844a3bd9725c0f3c30950a78727f3e) Unify extending of type system (#​1261) - [`323f2d2`](https://github.com/graphql/graphql-js/commit/323f2d2d2763b2f0502cc55beaa6ccaf89d8f423) Tests: Remove excessive dependencies and async/await (#​1269) - [`65fb6ae`](https://github.com/graphql/graphql-js/commit/65fb6ae81f18e9901506f85459f79b4e149871e5) buildSchema: Make options optional (#​1270) - [`fbcda23`](https://github.com/graphql/graphql-js/commit/fbcda23e278c3428e13b60cd8eabcaad4f81079d) Add nested nullable test in VariablesInAllowedPositions test - [`8913bf0`](https://github.com/graphql/graphql-js/commit/8913bf0e91789752d2a65179a53de40067a6a41d) Remove unused dev dependencies - [`4a9e37a`](https://github.com/graphql/graphql-js/commit/4a9e37ad754307a656961b373bf1eda95fc95a5e) Cleanup variables test (extracted from #​1267) (#​1273) - [`fb27b92`](https://github.com/graphql/graphql-js/commit/fb27b92a5f66466fd8143efc41e1d6b9da97b1f4) Merge wrappers into type/definition to fix circular imports (#​1275) (#​1276) - [`1fbd7ec`](https://github.com/graphql/graphql-js/commit/1fbd7ecfa7633817a81bd560bd8d80211e913f05) Throws descriptive error when non-type used instead of interface (#​1282) - [`70f008e`](https://github.com/graphql/graphql-js/commit/70f008e4e195d295f5f7cc9eaaac32d5e2d085e3) Remove redundant Flow type casts (#​1278) - [`207a2fd`](https://github.com/graphql/graphql-js/commit/207a2fd8125cb2d80dc69c23311880864fc775d7) Update to Flow v0.68 - [`3fe5dee`](https://github.com/graphql/graphql-js/commit/3fe5deea739cc0e118ed0ed5e7dfa49308bc6437) Merge pull request #​1290 from samwgoldman/master - [`f995c1f`](https://github.com/graphql/graphql-js/commit/f995c1f92e94d9c451104b6a0db8034165ef8640) 0.13.2

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