remove hanging bullet point (RooCodeInc#3989)

Author: isabelizimm

docs/getting-started/installing-cline.mdx

@@ -60,7 +60,6 @@ Now that you have Cline installed, let's get you set up with your account:
     - DeepSeek Chat (cost-effective alternative)
     - Google Gemini 2.0 Flash
     - And more — all through your Cline account.
-4.  -
 
 ### 💻 Your First Interaction with Cline