update version number (#278)

## Describe your changes

## Checklist before requesting a review
- [ ] Add unit tests for this change.
- [ ] Make sure all tests can pass.
- [ ] Update documents if necessary.
- [ ] Format your code by running `pre-commit run --all-files`

## (Optional) Issue link

examples/README.md

@@ -18,10 +18,10 @@ python -m pip install .
 
 Then cd into the desired example folder and follow the instructions in the `README.md` file.
 
-For examples corresponding to a specific release of Olive, checkout the corresponding tag. For instance, to use the examples corresponding to the `v0.1.0` release, run the following command:
+For examples corresponding to a specific release of Olive, checkout the corresponding tag. For instance, to use the examples corresponding to the `v0.2.0` release, run the following command:
 
 ```bash
-git checkout tags/v0.1.0
+git checkout tags/v0.2.0
 ```
 
 ### Conda env

olive/__init__.py

@@ -14,7 +14,7 @@
 _logger.addHandler(_sc)
 _logger.propagate = False
 
-__version__ = "0.1.0"
+__version__ = "0.2.0"
 
 
 def set_default_logger_severity(level):

olive/systems/docker/Dockerfile

@@ -13,7 +13,7 @@ RUN pip install azure-ai-ml \
             openvino-dev[tensorflow,onnx] \
             tensorflow \
             onnxconverter_common \
-            olive-ai==0.1.0
+            olive-ai==0.2.0
 
 ADD requirements.txt requirements.txt
 RUN pip install -r requirements.txt