Update README.md

Add only new tool to the readme

Author: JoannaaKL

README.md

@@ -888,6 +888,10 @@ The following sets of tools are available (all are on by default):
   - `repo`: Repository name (string, required)
   - `sha`: Accepts optional commit SHA. If specified, it will be used instead of ref (string, optional)
 
+- **get_latest_release** - Get latest release
+  - `owner`: Repository owner (string, required)
+  - `repo`: Repository name (string, required)
+
 - **get_tag** - Get tag details
   - `owner`: Repository owner (string, required)
   - `repo`: Repository name (string, required)
@@ -907,6 +911,12 @@ The following sets of tools are available (all are on by default):
   - `repo`: Repository name (string, required)
   - `sha`: Commit SHA, branch or tag name to list commits of. If not provided, uses the default branch of the repository. If a commit SHA is provided, will list commits up to that SHA. (string, optional)
 
+- **list_releases** - List releases
+  - `owner`: Repository owner (string, required)
+  - `page`: Page number for pagination (min 1) (number, optional)
+  - `perPage`: Results per page for pagination (min 1, max 100) (number, optional)
+  - `repo`: Repository name (string, required)
+
 - **list_tags** - List tags
   - `owner`: Repository owner (string, required)
   - `page`: Page number for pagination (min 1) (number, optional)