Bump prettier from 1.18.2 to 1.19.1 (#35)

Bumps [prettier](https://github.com/prettier/prettier) from 1.18.2 to 1.19.1.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/master/CHANGELOG.md)
- [Commits](https://github.com/prettier/prettier/compare/1.18.2...1.19.1)

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

package-lock.json

@@ -4495,9 +4495,9 @@
       "integrity": "sha1-6SQ0v6XqjBn0HN/UAddBo8gZ2Jc="
     },
     "prettier": {
-      "version": "1.18.2",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.18.2.tgz",
-      "integrity": "sha512-OeHeMc0JhFE9idD4ZdtNibzY0+TPHSpSSb9h8FqtP+YnoZZ1sl8Vc9b1sasjfymH3SonAF4QcA2+mzHPhMvIiw==",
+      "version": "1.19.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.19.1.tgz",
+      "integrity": "sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==",
       "dev": true
     },
     "pretty-format": {

package.json

@@ -36,7 +36,7 @@
     "@types/node": "^12.12.7",
     "jest": "^24.8.0",
     "jest-circus": "^24.7.1",
-    "prettier": "^1.17.1",
+    "prettier": "^1.19.1",
     "ts-jest": "^24.0.2",
     "typescript": "^3.7.2",
     "typescript-formatter": "^7.2.2"