Adding custom fonts in react native 60+

gistfile1.txt

```
make a folder in root app as : assets then fonts fonts folder in assets and put ttf fonts
make a file in root : react-native-config.js and add:
module.exports = {
project: {
android: {}
},
assets: ['./assets/fonts/'],
};

for ios:
copy font file ios/MyProjectName.xcodeproj/project.pbxproj
Go to:
"Build Phases" -> "Copy Bundle Resources" -> "+" -> "#select your font from assets/fonts folder"

add it in your iOS Info.plist:

<key>UIAppFonts</key>
<array>
<string>Your-Font-File-Name.ttf</string>
</array>

for Android:
copy font files to /android/app/src/main/assets/fonts
```