feat(components-native): expose onLoadEnd from FormatFileThumbnail#2926

Aiden-Brine merged 4 commits intomasterGetJobber/atlantis:masterfrom

JOB-153532/extend-atlantis-format-file-thumbnail-to-access-on-load-endGetJobber/atlantis:JOB-153532/extend-atlantis-format-file-thumbnail-to-access-on-load-endCopy head branch name to clipboard