fix: typo in readme (#3)

Author: MelvinKl

README.md

@@ -1,4 +1,4 @@
-> ⓘ INFO: The STACKIt Python SDK is in beta and in active development.
+> ⓘ INFO: The STACKIT Python SDK is in beta and in active development.
 
 
 # STACKIT Python SDK Core
@@ -32,4 +32,4 @@ make install-dev
 ## Usage
 
 The core package does nothing on its own and must be used in conjunction with
-the [STACKIT Python SDK](https://github.com/stackitcloud/stackit-sdk-python).
+the [STACKIT Python SDK](https://github.com/stackitcloud/stackit-sdk-python).