chore: Bump RN to 0.85.0-rc.7 (#3822)

## Description

Upgrade helper:
https://react-native-community.github.io/upgrade-helper/?from=0.84.0&to=0.85.0-rc.6

Closes:
software-mansion/react-native-screens-labs#1080

## Changes

-
https://react-native-community.github.io/upgrade-helper/?from=0.84.0&to=0.85.0-rc.6

## Before & after - visual documentation

N/A

## Test plan

Ensure that there's no regression in both build & runtime.

## Checklist

- [ ] Included code example that can be used to test this change.
- [ ] Updated / created local changelog entries in relevant test files.
- [ ] For visual changes, included screenshots / GIFs / recordings
documenting the change.
- [ ] For API changes, updated relevant public types.
- [ ] Ensured that CI passes

Author: t0maboro

FabricExample/Gemfile

@@ -13,6 +13,7 @@ gem 'bigdecimal'
 gem 'logger'
 gem 'benchmark'
 gem 'mutex_m'
+gem 'nkf'
 
 # Necessary for the helper script regarding multi-window support in our applications
 gem 'plist'

FabricExample/Gemfile.lock

@@ -114,6 +114,7 @@ DEPENDENCIES
   cocoapods (>= 1.13, != 1.15.1, != 1.15.0)
   logger
   mutex_m
+  nkf
   plist
   xcodeproj (< 1.26.0)
 

FabricExample/android/gradle/wrapper/gradle-wrapper.jar

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.3.1-all.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME