enhance: Update pyproject toml and readme (#2726)

Signed-off-by: yangxuan <xuan.yang@zilliz.com>

Author: XuanYang-cn

README.md

@@ -7,12 +7,8 @@
 [![Downloads](https://static.pepy.tech/badge/pymilvus/week)](https://pepy.tech/project/pymilvus)
 
 [![license](https://img.shields.io/hexpm/l/plug.svg?color=green)](https://github.com/milvus-io/pymilvus/blob/master/LICENSE)
-[![Mergify Status][mergify-status]][mergify]
 ![Static Badge](https://img.shields.io/badge/slack-%23py--milvus-blue?style=social&logo=slack&link=https%3A%2F%2Fmilvusio.slack.com%2Farchives%2FC024XTWMT4L)
 
-[mergify]: https://mergify.com
-[mergify-status]: https://img.shields.io/endpoint.svg?url=https://api.mergify.com/v1/badges/milvus-io/pymilvus&style=flat
-
 Python SDK for [Milvus](https://github.com/milvus-io/milvus). To contribute code to this project, please read our [contribution guidelines](https://github.com/milvus-io/milvus/blob/master/CONTRIBUTING.md) first. If you have some ideas or encounter a problem, you can find us in the Slack channel [#py-milvus](https://milvusio.slack.com/archives/C024XTWMT4L).
 
 
@@ -27,8 +23,8 @@ The following collection shows Milvus versions and recommended PyMilvus versions
 | 2.1.\* | 2.1.3 |
 | 2.2.\* | 2.2.15 |
 | 2.3.\* | 2.3.7 |
-| 2.4.\* | 2.4.10 |
-| 2.5.\* | 2.5.0 |
+| 2.4.\* | 2.4.X |
+| 2.5.\* | 2.5.X |
 
 
 ## Installation

pyproject.toml

@@ -7,6 +7,9 @@ requires = [
 ]
 build-backend = "setuptools.build_meta"
 
+[tool.setuptools]
+packages = ["pymilvus"]
+
 
 [project]
 name="pymilvus"
@@ -20,7 +23,7 @@ dependencies=[
     "setuptools>69",
     "setuptools<70.1;python_version<='3.8'",
     "grpcio>=1.66.2,<=1.70.0", #issue https://github.com/milvus-io/pymilvus/issues/2358
-    "protobuf>=3.20.0",
+    "protobuf>=5.27.2", # aligned with grpcio-tools generated codes
     "python-dotenv>=1.0.1, <2.0.0",
     "ujson>=2.0.0",
     "pandas>=1.2.4",