matched eslint version (#111)

to be the same as in the default template and also updated typescript eslint parser

Author: emin93

template/package.json

@@ -20,9 +20,9 @@
     "@types/jest": "^24.0.18",
     "@types/react-native": "^0.60.22",
     "@types/react-test-renderer": "16.9.0",
-    "@typescript-eslint/parser": "^2.7.0",
+    "@typescript-eslint/parser": "^2.12.0",
     "babel-jest": "^24.9.0",
-    "eslint": "^6.6.0",
+    "eslint": "^6.5.1",
     "jest": "^24.9.0",
     "metro-react-native-babel-preset": "^0.56.0",
     "react-test-renderer": "16.9.0",