release: v3.15.7 (#1240)

[SDKRLSD-1442](https://sendbird.atlassian.net/browse/SDKRLSD-1442)

## [v3.15.7] (Oct 24th, 2024)

### Features:
- **Added support for new file types and extensions.**
- **Added mime types:** `'application/zip',
'application/x-rar-compressed', 'application/x-7z-compressed',
'application/x-tar', 'application/gzip', 'application/x-bzip',
'application/x-bzip2', 'application/x-xz',
'application/x-iso9660-image'`
  - **Added extensions:**
- **Image:** `'.apng', '.avif', '.gif', '.jpg', '.jpeg', '.jfif',
'.pjpeg', '.pjp', '.png', '.svg', '.webp', '.bmp', '.ico', '.cur',
'.tif', '.tiff'`
- **Video:** `'.mp4', '.webm', '.ogv', '.3gp', '.3g2', '.avi', '.mov',
'.wmv', '.mpg', '.mpeg', '.m4v', '.mkv'`
- **Audio:** `'.aac', '.midi', '.mp3', '.oga', '.opus', '.wav', '.weba',
'.3gp', '.3g2'`
- **Document:** `'.txt', '.log', '.csv', '.rtf', '.pdf', '.doc',
'.docx', '.xls', '.xlsx', '.ppt', '.pptx'`
- **Archive:** `'.zip', '.rar', '.7z', '.tar', '.gz', '.bz2', '.xz',
'.iso'`
- **Enhanced MessageBody rendering support:**
  - Added support for .bmp files as ThumbnailMessage
- Added support for .heic files as FileMessage for cross-browser
consistency

### Fixes:
- Fixed an issue where the `OpenChannel` message list scroll would not
move upon initialization **on mobile browsers**.
- Fixed an issue where the `MessageInput` failed to auto-scroll when
pasting text.
- Fixed an issue where ASCII characters appeared in the `MessageInput`
when pasting non-English text.

[SDKRLSD-1442]:
https://sendbird.atlassian.net/browse/SDKRLSD-1442?atlOrigin=eyJpIjoiNWRkNTljNzYxNjVmNDY3MDlhMDU5Y2ZhYzA5YTRkZjUiLCJwIjoiZ2l0aHViLWNvbS1KU1cifQ

Author: HoonBaek

Diff for: CHANGELOG.md

@@ -1,5 +1,25 @@
 # Changelog - v3
 
+## [v3.15.7] (Oct 24th, 2024)
+
+### Features:
+- **Added support for new file types and extensions.**
+  - **Added mime types:** `'application/zip', 'application/x-rar-compressed', 'application/x-7z-compressed', 'application/x-tar', 'application/gzip', 'application/x-bzip', 'application/x-bzip2', 'application/x-xz', 'application/x-iso9660-image'`
+  - **Added extensions:**
+    - **Image:** `'.apng', '.avif', '.gif', '.jpg', '.jpeg', '.jfif', '.pjpeg', '.pjp', '.png', '.svg', '.webp', '.bmp', '.ico', '.cur', '.tif', '.tiff'`
+    - **Video:** `'.mp4', '.webm', '.ogv', '.3gp', '.3g2', '.avi', '.mov', '.wmv', '.mpg', '.mpeg', '.m4v', '.mkv'`
+    - **Audio:** `'.aac', '.midi', '.mp3', '.oga', '.opus', '.wav', '.weba', '.3gp', '.3g2'`
+    - **Document:** `'.txt', '.log', '.csv', '.rtf', '.pdf', '.doc', '.docx', '.xls', '.xlsx', '.ppt', '.pptx'`
+    - **Archive:** `'.zip', '.rar', '.7z', '.tar', '.gz', '.bz2', '.xz', '.iso'`
+- **Enhanced MessageBody rendering support:**
+  - Added support for `.bmp` files as `ThumbnailMessage`
+  - Added support for `.heic` files as `FileMessage` for cross-browser consistency
+
+### Fixes:
+- Fixed an issue where the `OpenChannel` message list scroll would not move upon initialization **on mobile browsers**.
+- Fixed an issue where the `MessageInput` failed to auto-scroll when pasting text.
+- Fixed an issue where ASCII characters appeared in the `MessageInput` when pasting non-English text.
+
 ## [v3.15.6] (Oct 11th, 2024)
 
 ### Features:

Diff for: package.json

@@ -1,6 +1,6 @@
 {
   "name": "@sendbird/uikit-react",
-  "version": "3.15.6",
+  "version": "3.15.7",
   "description": "Sendbird UIKit for React: A feature-rich and customizable chat UI kit with messaging, channel management, and user authentication.",
   "keywords": [
     "sendbird",