chore: Reanimated package.json metadata tweaks (#6300)

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## Summary

Reanimated `package.json` metadata tweaks based on the React Native
Directory checks. The following changes have been made:
* update [`repository`
field](https://docs.npmjs.com/cli/v10/configuring-npm/package-json#repository)
to reflect the monorepo structure correctly
* update the `homepage` field to point to the accutial homepage, not the
GitHub repository README

## Test plan

N/A

Author: Simek

packages/react-native-reanimated/package.json

@@ -69,7 +69,8 @@
   ],
   "repository": {
     "type": "git",
-    "url": "git+https://github.com/software-mansion/react-native-reanimated.git"
+    "url": "git+https://github.com/software-mansion/react-native-reanimated.git",
+    "directory": "packages/react-native-reanimated"
   },
   "author": {
     "email": "krzys.magiera@gmail.com",
@@ -80,7 +81,7 @@
   "bugs": {
     "url": "https://github.com/software-mansion/react-native-reanimated/issues"
   },
-  "homepage": "https://github.com/software-mansion/react-native-reanimated#readme",
+  "homepage": "https://docs.swmansion.com/react-native-reanimated",
   "dependencies": {
     "@babel/plugin-transform-arrow-functions": "^7.0.0-0",
     "@babel/plugin-transform-nullish-coalescing-operator": "^7.0.0-0",