Bump eslint-plugin-prettier from 2.7.0 to 3.0.0 (#24)

Bumps [eslint-plugin-prettier](https://github.com/prettier/eslint-plugin-prettier) from 2.7.0 to 3.0.0.
- [Release notes](https://github.com/prettier/eslint-plugin-prettier/releases)
- [Changelog](https://github.com/prettier/eslint-plugin-prettier/blob/master/CHANGELOG.md)
- [Commits](prettier/eslint-plugin-prettier@v2.7.0...v3.0.0)

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

package.json

@@ -21,7 +21,7 @@
     "eslint": "^5.10.0",
     "eslint-config-prettier": "^3.3.0",
     "eslint-plugin-node": "^6.0.1",
-    "eslint-plugin-prettier": "^2.4.0",
+    "eslint-plugin-prettier": "^3.0.0",
     "execa": "^1.0.0",
     "get-port": "^4.0.0",
     "prettier": "^1.10.2",

yarn.lock

@@ -489,12 +489,11 @@ eslint-plugin-node@^6.0.1:
     resolve "^1.3.3"
     semver "^5.4.1"
 
-eslint-plugin-prettier@^2.4.0:
-  version "2.7.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-2.7.0.tgz#b4312dcf2c1d965379d7f9d5b5f8aaadc6a45904"
+eslint-plugin-prettier@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-3.0.0.tgz#f6b823e065f8c36529918cdb766d7a0e975ec30c"
   dependencies:
-    fast-diff "^1.1.1"
-    jest-docblock "^21.0.0"
+    prettier-linter-helpers "^1.0.0"
 
 eslint-scope@^3.7.1:
   version "3.7.1"
@@ -755,9 +754,9 @@ fast-deep-equal@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz#7b05218ddf9667bf7f370bf7fdb2cb15fdd0aa49"
 
-fast-diff@^1.1.1:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/fast-diff/-/fast-diff-1.1.2.tgz#4b62c42b8e03de3f848460b639079920695d0154"
+fast-diff@^1.1.2:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/fast-diff/-/fast-diff-1.2.0.tgz#73ee11982d86caaf7959828d519cfe927fac5f03"
 
 fast-json-stable-stringify@^2.0.0:
   version "2.0.0"
@@ -1231,10 +1230,6 @@ isurl@^1.0.0-alpha5:
     has-to-string-tag-x "^1.2.0"
     is-object "^1.0.1"
 
-jest-docblock@^21.0.0:
-  version "21.2.0"
-  resolved "https://registry.yarnpkg.com/jest-docblock/-/jest-docblock-21.2.0.tgz#51529c3b30d5fd159da60c27ceedc195faf8d414"
-
 js-reporters@1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/js-reporters/-/js-reporters-1.2.1.tgz#f88c608e324a3373a95bcc45ad305e5c979c459b"
@@ -1631,6 +1626,12 @@ prepend-http@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/prepend-http/-/prepend-http-2.0.0.tgz#e92434bfa5ea8c19f41cdfd401d741a3c819d897"
 
+prettier-linter-helpers@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/prettier-linter-helpers/-/prettier-linter-helpers-1.0.0.tgz#d23d41fe1375646de2d0104d3454a3008802cf7b"
+  dependencies:
+    fast-diff "^1.1.2"
+
 prettier@^1.10.2:
   version "1.15.3"
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.15.3.tgz#1feaac5bdd181237b54dbe65d874e02a1472786a"