Bump prettier from 2.0.3 to 2.0.4 (#640)

Bumps [prettier](https://github.com/prettier/prettier) from 2.0.3 to 2.0.4.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/master/CHANGELOG.md)
- [Commits](prettier/prettier@2.0.3...2.0.4)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -102,7 +102,7 @@
     "mocha": "^7.1.1",
     "node-fetch": "^2.6.0",
     "openzeppelin-solidity": "^2.5.0",
-    "prettier": "^2.0.3",
+    "prettier": "^2.0.4",
     "prettier-plugin-solidity": "^1.0.0-alpha.47",
     "rimraf": "^3.0.2",
     "solhint": "^2.3.1",

yarn.lock

@@ -6668,10 +6668,10 @@ prettier@^1.14.2, prettier@^1.14.3:
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.19.1.tgz#f7d7f5ff8a9cd872a7be4ca142095956a60797cb"
   integrity sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==
 
-prettier@^2.0.2, prettier@^2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.0.3.tgz#9a06f0e94a51420e78b6925568b5bec72afe41ea"
-  integrity sha512-5qpBDBHO9fpE0zruKiTZm8Gxmz7kknO+WlQR/ivV+RMwgDw/WjOgmxLDn66MPrxq/WZPx/EgEZzh87xJO5E6Fw==
+prettier@^2.0.2, prettier@^2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.0.4.tgz#2d1bae173e355996ee355ec9830a7a1ee05457ef"
+  integrity sha512-SVJIQ51spzFDvh4fIbCLvciiDMCrRhlN3mbZvv/+ycjvmF5E73bKdGfU8QDLNmjYJf+lsGnDBC4UUnvTe5OO0w==
 
 private@^0.1.6, private@^0.1.8:
   version "0.1.8"