CLI to install aqua extenstion in Jupyterlab

ads/aqua/cli.py

@@ -94,3 +94,11 @@ def _validate_value(flag, value):
                 "If you intend to chain a function call to the result, please separate the "
                 "flag and the subsequent function call with separator `-`."
             )
+
+    @staticmethod
+    def install():
+        import subprocess
+
+        wheel_file_path = os.environ.get("AQUA_EXTENSTION_PATH", "/ads/extension/adsjupyterlab_aqua_extension*.whl")
+        status =  subprocess.run(f"pip install {wheel_file_path}",shell=True)
+        return status.check_returncode