Update README.md

typo

Author: AlexanderHodicke

cloud-infrastructure/ai-infra-gpu/AI Infrastructure/README.md

@@ -33,7 +33,8 @@ Reviewed: 26.02.20224
 ## Tutorials
 
 - [Deploying NVIDIA NIM on OKE with model repository stored on Object Storage](https://docs.oracle.com/en/learn/deploy-nvidia-nim-on-oke/)
-    - Step by step tutorial to run inference at scale using NVIDIA NIM. 
+    - Step-by-step tutorial to run inference at scale using NVIDIA NIM.
+ 
 ## LiveLabs
 
 - [Running Faceswap on OCI](https://apexapps.oracle.com/pls/apex/r/dbpm/livelabs/view-workshop?wid=798&session=4731494759204)