build(deps): bump gatsby from 2.18.12 to 2.18.13

yarn.lock

@@ -2941,15 +2941,6 @@
  regexpp "^3.0.0"
  tsutils "^3.17.1"
 
-"@typescript-eslint/experimental-utils@2.11.0":
- version "2.11.0"
- resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.11.0.tgz#cef18e6b122706c65248a5d8984a9779ed1e52ac"
- integrity sha512-YxcA/y0ZJaCc/fB/MClhcDxHI0nOBB7v2/WxBju2cOTanX7jO9ttQq6Fy4yW9UaY5bPd9xL3cun3lDVqk67sPQ==
- dependencies:
- "@types/json-schema" "^7.0.3"
- "@typescript-eslint/typescript-estree" "2.11.0"
- eslint-scope "^5.0.0"
-
 "@typescript-eslint/experimental-utils@2.12.0":
  version "2.12.0"
  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.12.0.tgz#e0a76ffb6293e058748408a191921e453c31d40d"
@@ -2969,19 +2960,6 @@
  "@typescript-eslint/typescript-estree" "2.12.0"
  eslint-visitor-keys "^1.1.0"
 
-"@typescript-eslint/typescript-estree@2.11.0":
- version "2.11.0"
- resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.11.0.tgz#21ada6504274cd1644855926312c798fc697e9fb"
- integrity sha512-HGY4+d4MagO6cKMcKfIKaTMxcAv7dEVnji2Zi+vi5VV8uWAM631KjAB5GxFcexMYrwKT0EekRiiGK1/Sd7VFGA==
- dependencies:
- debug "^4.1.1"
- eslint-visitor-keys "^1.1.0"
- glob "^7.1.6"
- is-glob "^4.0.1"
- lodash.unescape "4.0.1"
- semver "^6.3.0"
- tsutils "^3.17.1"
-
 "@typescript-eslint/typescript-estree@2.12.0":
  version "2.12.0"
  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.12.0.tgz#bd9e547ccffd17dfab0c3ab0947c80c8e2eb914c"
@@ -8644,9 +8622,9 @@ gatsby-transformer-sharp@^2.3.3:
  sharp "^0.23.4"
 
 gatsby@^2.17.11:
- version "2.18.12"
- resolved "https://registry.yarnpkg.com/gatsby/-/gatsby-2.18.12.tgz#caae4482aab2e30b75b30a0e96b7eb1dd21e6f42"
- integrity sha512-EmgSDZcedoUttw/ETEWWgRT0B7GUulsi3h8HwRDqNSMtHMJtk8SH9Vb5MWfQQZlZ2pteV9g8P4kv/bffCYKIbw==
+ version "2.18.13"
+ resolved "https://registry.yarnpkg.com/gatsby/-/gatsby-2.18.13.tgz#b1c690a2936f92a65732ef0339473863b964ee48"
+ integrity sha512-RX8atjp8w21Ry//p46wHieFVptnTIcNJk9g0y9XKqzYHh43uGbZ5WkgnXBmVw4SAPZeDax18Qi0os4mz2eIrDQ==
  dependencies:
  "@babel/code-frame" "^7.5.5"
  "@babel/core" "^7.7.5"