build(deps-dev): bump eslint from 5.3.0 to 5.4.0 (#111)

Bumps [eslint](https://github.com/eslint/eslint) from 5.3.0 to 5.4.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v5.3.0...v5.4.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Author: dependabot[bot]

yarn.lock

@@ -1333,7 +1333,7 @@ error-ex@^1.3.1:
   dependencies:
     is-arrayish "^0.2.1"
 
-es-abstract@^1.10.0, es-abstract@^1.5.1, es-abstract@^1.6.1:
+es-abstract@^1.5.1, es-abstract@^1.6.1:
   version "1.12.0"
   resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.12.0.tgz#9dbbdd27c6856f0001421ca18782d786bf8a6165"
   dependencies:
@@ -1429,8 +1429,8 @@ eslint-visitor-keys@^1.0.0:
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#3f3180fb2e291017716acb4c9d6d5b5c34a6a81d"
 
 eslint@^5.3.0:
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/eslint/-/eslint-5.3.0.tgz#53695aca5213968aacdf970ccb231e42a2b285f8"
+  version "5.4.0"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-5.4.0.tgz#d068ec03006bb9e06b429dc85f7e46c1b69fac62"
   dependencies:
     ajv "^6.5.0"
     babel-code-frame "^6.26.0"
@@ -1466,7 +1466,6 @@ eslint@^5.3.0:
     regexpp "^2.0.0"
     require-uncached "^1.0.3"
     semver "^5.5.0"
-    string.prototype.matchall "^2.0.0"
     strip-ansi "^4.0.0"
     strip-json-comments "^2.0.1"
     table "^4.0.3"
@@ -3916,12 +3915,6 @@ regex-not@^1.0.0, regex-not@^1.0.2:
     extend-shallow "^3.0.2"
     safe-regex "^1.1.0"
 
-regexp.prototype.flags@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/regexp.prototype.flags/-/regexp.prototype.flags-1.2.0.tgz#6b30724e306a27833eeb171b66ac8890ba37e41c"
-  dependencies:
-    define-properties "^1.1.2"
-
 regexpp@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/regexpp/-/regexpp-2.0.0.tgz#b2a7534a85ca1b033bcf5ce9ff8e56d4e0755365"
@@ -4360,16 +4353,6 @@ string-width@^1.0.1:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
-string.prototype.matchall@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/string.prototype.matchall/-/string.prototype.matchall-2.0.0.tgz#2af8fe3d2d6dc53ca2a59bd376b089c3c152b3c8"
-  dependencies:
-    define-properties "^1.1.2"
-    es-abstract "^1.10.0"
-    function-bind "^1.1.1"
-    has-symbols "^1.0.0"
-    regexp.prototype.flags "^1.2.0"
-
 string_decoder@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"