Start Sentry in spans in native code

[roryabraham]

Problem

When a user opens the app, if Sentry spans don't start until JS is loaded, then we don't have visibility into how long it took the native code to initialize.

Solution

Start Sentry from native.

Issue Owner

Current Issue Owner: @abdulrahuman5196

[melvin-bot]

Triggered auto assignment to Contributor-plus team member for initial proposal review - @jayeshmangwani (External)

[melvin-bot]

Triggered auto assignment to @greg-schroeder (Bug), see https://stackoverflow.com/c/expensify/questions/14418 for more details. Please add this bug to a GH project, as outlined in the SO.

[melvin-bot]

Unable to auto-create job on Upwork. The BZ team member should create it manually for this issue.