Upgrade prettier devDependency

Author: dcyriller

package.json

@@ -38,7 +38,7 @@
     "eslint-plugin-prettier": "^3.1.0",
     "lerna-changelog": "^0.8.2",
     "mocha": "^6.1.4",
-    "prettier": "^1.18.2"
+    "prettier": "^1.19.0"
   },
   "engines": {
     "node": "8.* || >= 10.*"

test/unit/rules/lint-prettier-test.js

@@ -57,9 +57,9 @@ test
 {{/my-component}}`,
       result: {
         moduleId: "layout.hbs",
-        message: "Replace `⏎⏎test⏎⏎` with `test`",
+        message: "Replace `⏎test⏎` with `  test`",
         line: 1,
-        column: 17,
+        column: 18,
         source: "{{#my-component}}\n\ntest\n\n{{/my-component}}"
       }
     },