Bump fbjni to 0.8.1 (#58683)

Summary:
Bump fbjni from 0.7.0 to 0.8.1.

Release notes: https://github.com/facebookincubator/fbjni/releases/tag/v0.8.1

## Changelog:

[ANDROID][CHANGED] - Bump fbjni to 0.8.1

Pull Request resolved: #58683

Test Plan:
- `git diff --check`
- Confirmed `com.facebook.fbjni:fbjni:0.8.1` is available from Maven Central
- CI

Reviewed By: christophpurrer

Differential Revision: D121836926

Pulled By: cortinico

fbshipit-source-id: 4a674e346f4aa74dbd97dc3ffb1b211e223069f9

Author: cortinico

packages/react-native/gradle/libs.versions.toml

@@ -22,7 +22,7 @@ assertj = "3.21.0"
 binary-compatibility-validator = "0.13.2"
 download = "5.4.0"
 espresso-core = "3.6.1"
-fbjni = "0.7.0"
+fbjni = "0.8.1"
 fresco = "3.7.0"
 infer-annotation = "0.18.0"
 javax-annotation-api = "1.3.2"