bump: v0.27.0-rc.1

[alexruzenhack]

Related to: https://github.com/HathorNetwork/internal-issues/issues/249

Acceptance Criteria

• fix: Release candidate version checker on CI #406
• Feat: Allow user to close numeric keyboard on iOS #407
• feat: sending appVersion as a property on unleash #417
• chore: flake update nodejs #419
• refactor: feature toggle using hathor unleash client #421
• chore(release): Add release script #422
• fix: push notification registration latency on PinScreen #423
• fix: opt-in modal render time #424
• refactor: reset wallet service ignore flag #426
• fix: isTokenRegistered call from getTxDetails #428
• feat: sending more exceptions on load wallet to sentry #430
• fix: token duplication on dashboard #431
• chore: add release-candidate template #436

Checklist

• Make sure you updated the CURRENT_PROJECT_VERSION with the appropriate release-candidate version in ios/HathorMobile.xcodeproj/project.pbxproj
• Make sure you updated the MARKETING_VERSION with the appropriate version in ios/HathorMobile.xcodeproj/project.pbxproj
• Make sure you updated the version attribute in package.json
• Make sure you updated the version attribute in package-lock.json
• Make sure you incremented the versionCode attribute in android/app/build.gradle
• Make sure you updated the versionName with the appropriate version, including the release candidate number in android/app/build.gradle