chore: move sample to expo (#3880)

* perf: ensure we do not provide callback to native if no callback provided from app

* chore: rework bufferConfig to make it more generic and reduce ReactExoplayerView code size

* chore: improve issue template

* fix(android): avoid video view flickering at playback startup

* fix: ensure player doesn't start when view is unmounted

* chore: move basic sample to expo

* Update examples/basic/package.json

Co-authored-by: Krzysztof Moch <krzysmoch.programs@gmail.com>

* chore: use last expo version

* chore: fix podfile

---------

Co-authored-by: Krzysztof Moch <krzysmoch.programs@gmail.com>

examples/basic/tsconfig.json

@@ -1,9 +1,9 @@
 {
+  "rootDir": "./src",
   "extends": "@react-native/typescript-config/tsconfig.json",
   "compilerOptions": {
     "paths": {
       "react-native-video": ["../../src/index"],
-      "react": ["./node_modules/@types/react"]
     }
   },
   "jsx": "react",