Upgrade dependencies for demo

demo/ios/Podfile.lock

     - React-cxxreact (= 0.61.5)
     - React-jsi (= 0.61.5)
   - React-jsinspector (0.61.5)
-  - react-native-webview (8.0.4):
+  - react-native-webview (8.1.0):
     - React
   - React-RCTActionSheet (0.61.5):
     - React-Core/RCTActionSheetHeaders (= 0.61.5)
   React-jsi: cb2cd74d7ccf4cffb071a46833613edc79cdf8f7
   React-jsiexecutor: d5525f9ed5f782fdbacb64b9b01a43a9323d2386
   React-jsinspector: fa0ecc501688c3c4c34f28834a76302233e29dc0
-  react-native-webview: 3f5aa91c3cb083ea4762e006b9653291a96a777a
+  react-native-webview: 88d83b4df2e792cfc36c952b1c496e2ac01cf0b8
   React-RCTActionSheet: 600b4d10e3aea0913b5a92256d2719c0cdd26d76
   React-RCTAnimation: 791a87558389c80908ed06cc5dfc5e7920dfa360
   React-RCTBlob: d89293cc0236d9cb0933d85e430b0bbe81ad1d72

demo/package.json

     "test": "jest"
   },
   "dependencies": {
-    "react": "16.9.0",
+    "react": "16.12.0",
     "react-native": "0.61.5",
     "react-native-autoheight-webview": "../",
-    "react-native-webview": "^8.0.4"
+    "react-native-webview": "^8.1.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.5.0",
-    "@babel/runtime": "^7.5.0",
-    "@react-native-community/eslint-config": "^0.0.3",
-    "babel-jest": "^24.1.0",
-    "eslint": "5.16.0",
-    "jest": "^24.1.0",
-    "metro-react-native-babel-preset": "^0.51.1",
-    "react-test-renderer": "16.8.1"
+    "@babel/core": "^7.8.4",
+    "@babel/runtime": "^7.8.4",
+    "@react-native-community/eslint-config": "^0.0.7",
+    "babel-jest": "^25.1.0",
+    "eslint": "6.8.0",
+    "jest": "^25.1.0",
+    "metro-react-native-babel-preset": "^0.58.0",
+    "react-test-renderer": "16.12.0"
   },
   "jest": {
     "preset": "react-native"