fix: Fix the base path being used (#79)

Author: mpragosa-te

thousandeyes-sdk-core/src/thousandeyes_sdk/core/configuration.py

@@ -38,7 +38,7 @@ def __init__(self, host=None,
                  ) -> None:
         """Constructor
         """
-        self._base_path = "https://api.thousandeyes.com" if host is None else host
+        self._base_path = "https://api.thousandeyes.com/v7" if host is None else host
         """Default Base url
         """
         self.access_token = access_token