chore: Upgrade optimizely-sdk to v4.2.1 (#65)

Author: mjc1283

package.json

@@ -29,7 +29,7 @@
  },
  "dependencies": {
  "@optimizely/js-sdk-logging": "^0.1.0",
- "@optimizely/optimizely-sdk": "4.2.0",
+ "@optimizely/optimizely-sdk": "4.2.1",
  "hoist-non-react-statics": "^3.3.0",
  "prop-types": "^15.6.2",
  "utility-types": "^2.1.0 || ^3.0.0"

yarn.lock

@@ -64,10 +64,10 @@
  dependencies:
  uuid "^3.3.2"
 
-"@optimizely/optimizely-sdk@4.2.0":
- version "4.2.0"
- resolved "https://registry.yarnpkg.com/@optimizely/optimizely-sdk/-/optimizely-sdk-4.2.0.tgz#b24436f97687fddb3b91b450371d160a27ddf4ff"
- integrity sha512-ZlZF8soCEiOad84vTgf2mixs8clmJf6Fq4MBu1saeXCYE8DS2ifQ5Y5aiwnh5H3iLRoSex/o2Y0V5TUbhP612Q==
+"@optimizely/optimizely-sdk@4.2.1":
+ version "4.2.1"
+ resolved "https://registry.yarnpkg.com/@optimizely/optimizely-sdk/-/optimizely-sdk-4.2.1.tgz#8c1f6999bc6a4df443c47bdbde3ed7903f7d0265"
+ integrity sha512-uG5BK5f6NhA+kJIj/yGD8LW8hm5MaFwRJpCUWOLFgT7O8NxsxtXeDpKIfaCS0sAtoqufJ61IR0f0Fs8/kr0kUA==
  dependencies:
  "@optimizely/js-sdk-datafile-manager" "^0.7.0"
  "@optimizely/js-sdk-event-processor" "^0.6.0"