Update docs/reference/service.md

Co-authored-by: Copilot <[email protected]>

Author: jens-kuerten

docs/reference/service.md

@@ -2,7 +2,7 @@
 
 The Functions Access Service provides access to backend services like number generators and file uploads. These services are available through the `service` parameter that is passed to all Functions.
 
-The Access Service is ratelimited to `100 req/min` per token. Functions recieve a fresh token for every call.
+The Access Service is ratelimited to `100 req/min` per token. Functions receive a fresh token for every call.
 
 ```python
 from csfunctions import Service