chore: update react-native from 0.60.x to 0.61.x

[patogallaiovlabs]

Description

From previous step 0.59->0.60 (#690), this step goes from 0.60 to 0.61.
Changelog of 0.61: https://github.com/react-native-community/releases/blob/master/CHANGELOG.md#v0610
We followed this guide:

• https://react-native-community.github.io/upgrade-helper/?from=0.60.6&to=0.61.5
• https://mattoakes.net/react-native-upgrade-guides/upgrade-to-react-native-0.61/

Common issues solved here:

• Images not showing: https://stackoverflow.com/a/64152729/14606958
• Xcode 12.5 not working (Pod issues): https://infinitbility.com/build-failed-after-update-xcode-12.5

How Has This Been Tested?

Doing some basics interactions, txs send, etc.

Types of changes

• fix: bug fixes, e.g. fix Button color on DarkTheme.
• feat: new features, e.g. add Snackbar component.
• refactor: code refactor, e.g. new folder structure for components.
• docs: changes into documentation, e.g. add usage example for Button.
• test: adding or updating tests, eg unit, snapshot testing.
• chore: tooling changes, e.g. change circleci config.
• BREAKING CHANGE: for changes that break existing usage, e.g. change API of a component.

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• Tests for the changes have been added (for bug fixes / features)

NPM Audit

• Before this PR:
  • found 239 vulnerabilities (26 low, 154 moderate, 59 high) in 2179 scanned packages
• After this PR:
  • found 238 vulnerabilities (25 low, 154 moderate, 59 high) in 2197 scanned packages

[martinmedina]

The only comment made so far reflects what I found while checking this PR. I'll give it a final look once the comment is addressed.

[lucachaco]

tRBTC sent from android

[lucachaco]

tRBTC sent with IOS

[lucachaco]

LGTM. Works on ios and android

[martinmedina]

LGTM!