Update compatibility table for Gesture Handler 3 beta (#3955)

## Description

This PR updates compatibility table in docs, as well as `README` in the
root of the repository.

## Test plan

Look at the compatibility table in docs

Author: m-bert

README.md

@@ -33,6 +33,15 @@ You will need to have an Android or iOS device or emulator connected.
 
 `react-native-gesture-handler` supports the three latest minor releases of `react-native`.
 
+### Gesture Handler 3
+
+Check out our [compatibility table](https://docs.swmansion.com/react-native-gesture-handler/docs/fundamentals/installation#requirements) in documentation.
+
+> [!IMPORTANT]
+> Minimal supported `react-native` version for Gesture Handler 3 is `0.82`
+
+### Gesture Handler 2
+
 | version | react-native version |
 | ------- | -------------------- |
 | 2.28.0+ | 0.79.0+              |

packages/react-native-gesture-handler/compatibility.json

@@ -1,5 +1,5 @@
 {
-    "3.0.0": {
-      "react-native": ["?"]
+    "3.0.0-beta.1": {
+      "react-native": ["0.82", "0.83"]
     }
 }