style: 🎨 format code with prettier (#2)

This commit fixes the style issues introduced in cad9e49 according to the output
from prettier.

Details: https://deepsource.io/gh/MinecraftJS/BufWrapper/transform/7bb25fdb-2a18-4790-87c3-eb1833ed8694/

Co-authored-by: deepsource-autofix[bot] <62050782+deepsource-autofix[bot]@users.noreply.github.com>

README.md

@@ -6,7 +6,9 @@
 Encode and decode data using buffers
 
 # Features
+
 Encore and decode:
+
 - Varint
 - String
 - Int
@@ -16,11 +18,15 @@ Encore and decode:
 # Documentation
 
 ## Installation
+
 Install the package:
+
 ```bash
 $ npm install @minecraftjs/bufwrapper # Not available now
 ```
+
 And then import it in your JavaScript/TypeScript file
+
 ```ts
 const BufWrapper = require('@minecraft-js/bufwrapper'); // CommonJS
 
@@ -30,10 +36,13 @@ import BufWrapper from '@minecraft-js/bufwrapper'; // ES6
 ## Writing a buffer
 
 First, instantiate a new BufWrapper
+
 ```js
 const buf = new BufWrapper();
 ```
+
 And then you can use any method to write data into it
+
 ```js
 buf.writeInt(42);
 buf.writeString('Hello World');
@@ -43,12 +52,16 @@ buf.writeLong(123456789);
 ## Reading a buffer
 
 To read a buffer content, you need to instantiate a new BufWrapper and pass the buffer to the constructor
+
 ```js
 // Buffer with dummy data
-const buffer = Buffer.from('0000002a0b48656c6c6f20576f726c6400000000075bcd15', 'hex');
+const buffer = Buffer.from(
+  '0000002a0b48656c6c6f20576f726c6400000000075bcd15',
+  'hex'
+);
 
 const buf = new BufWrapper();
 buf.readInt(); // 42
 buf.readString(); // 'Hello World'
 buf.readLong(); // 123456789
-```
+```