docs: update pip install hiero-sdk-python in readme (#281)

* fix:update pip install hiero-sdk-python in readme

Signed-off-by: harshadsutar <[email protected]>

* docs: update changelog,md

Signed-off-by: harshadsutar <[email protected]>

---------

Signed-off-by: harshadsutar <[email protected]>
Signed-off-by: Harshad Sutar <[email protected]>

Author: harshadsutar

CHANGELOG.md

@@ -24,6 +24,8 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 ### Fixed
 - missing ECDSA support in query.py and contract_create_transaction.py (was only creating ED25519 keys)
 - Applied linting and code formatting across the consensus module
+- fixed pip install hiero_sdk_python -> pip install hiero-sdk-python in README.md
+
 
 
 ### Breaking API changes

README.md

@@ -29,7 +29,7 @@ The latest release of this SDK is published to PyPI. You can install it with:
 
 ```
 pip install --upgrade pip
-pip install hiero_sdk_python
+pip install hiero-sdk-python
 ```
 
 This will pull down a stable release along with the required dependencies.