build(deps-dev): bump eslint-plugin-node from 7.0.1 to 8.0.0 (#121)

Bumps [eslint-plugin-node](https://github.com/mysticatea/eslint-plugin-node) from 7.0.1 to 8.0.0.
- [Release notes](https://github.com/mysticatea/eslint-plugin-node/releases)
- [Commits](mysticatea/eslint-plugin-node@v7.0.1...v8.0.0)

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

package.json

@@ -40,7 +40,7 @@
     "eslint-config-not-an-aardvark": "^2.1.0",
     "eslint-config-prettier": "^3.1.0",
     "eslint-plugin-eslint-plugin": "^1.4.0",
-    "eslint-plugin-node": "^7.0.1",
+    "eslint-plugin-node": "^8.0.0",
     "eslint-plugin-self": "^1.1.0",
     "mocha": "^5.2.0",
     "prettier": "^1.13.0",

yarn.lock

@@ -224,13 +224,13 @@ eslint-plugin-eslint-plugin@^1.4.0:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/eslint-plugin-eslint-plugin/-/eslint-plugin-eslint-plugin-1.4.1.tgz#4a42a0637eba09ff20b68055022422e8bdf97ab9"
 
-eslint-plugin-node@^7.0.1:
-  version "7.0.1"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-node/-/eslint-plugin-node-7.0.1.tgz#a6e054e50199b2edd85518b89b4e7b323c9f36db"
+eslint-plugin-node@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-node/-/eslint-plugin-node-8.0.0.tgz#fb9e8911f4543514f154bb6a5924b599aa645568"
   dependencies:
     eslint-plugin-es "^1.3.1"
     eslint-utils "^1.3.1"
-    ignore "^4.0.2"
+    ignore "^5.0.2"
     minimatch "^3.0.4"
     resolve "^1.8.1"
     semver "^5.5.0"
@@ -445,10 +445,14 @@ iconv-lite@^0.4.24:
   dependencies:
     safer-buffer ">= 2.1.2 < 3"
 
-ignore@^4.0.2, ignore@^4.0.6:
+ignore@^4.0.6:
   version "4.0.6"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-4.0.6.tgz#750e3db5862087b4737ebac8207ffd1ef27b25fc"
 
+ignore@^5.0.2:
+  version "5.0.4"
+  resolved "https://registry.yarnpkg.com/ignore/-/ignore-5.0.4.tgz#33168af4a21e99b00c5d41cbadb6a6cb49903a45"
+
 imurmurhash@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/imurmurhash/-/imurmurhash-0.1.4.tgz#9218b9b2b928a238b13dc4fb6b6d576f231453ea"