removed inconsistent punctuation

cmd/cmd.go

@@ -1090,7 +1090,7 @@ func NewCLI() *cobra.Command {
 Environment Variables:
 
     OLLAMA_HOST         The host:port to bind to (default "127.0.0.1:11434")
-    OLLAMA_ORIGINS      A comma separated list of allowed origins.
+    OLLAMA_ORIGINS      A comma separated list of allowed origins
     OLLAMA_MODELS       The path to the models directory (default is "~/.ollama/models")
     OLLAMA_KEEP_ALIVE   The duration that models stay loaded in memory (default is "5m")
     OLLAMA_DEBUG        Set to 1 to enable additional debug logging