Update quickstart-cloud.md

quotes were needed around the URL for this to work on MacOS terminal shell

qdrant-landing/content/documentation/cloud/quickstart-cloud.md

@@ -26,7 +26,7 @@ After creation, you will receive a code snippet to access your cluster. Your gen
 
 ```bash
 curl \
-  -X GET https://xyz-example.eu-central.aws.cloud.qdrant.io:6333 \
+  -X GET 'https://xyz-example.eu-central.aws.cloud.qdrant.io:6333' \
   --header 'api-key: <paste-your-api-key-here>'
 ```
 Open Terminal and run the request. You should get a response that looks like this:
@@ -49,4 +49,4 @@ qdrant_client = QdrantClient(
     prefer_grpc=True,
     api_key="<paste-your-api-key-here>",
 )
-```
+```