chore: update prettier and move prefs to prettierrc

Author: clintonmedbery

.prettierrc

@@ -0,0 +1,5 @@
+tabWidth: 4
+printWidth: 110
+trailingComma: all
+singleQuote: true
+arrowParens: always

package-lock.json

@@ -94,7 +94,7 @@
         "mock-fs": "^4.7.0",
         "nock": "^13.2.9",
         "nyc": "^15.1.0",
-        "prettier": "~1.16.4",
+        "prettier": "^2.8.4",
         "source-map-support": "^0.5.9",
         "ts-mockito": "^2.3.1",
         "ts-node": "^8.2.0",