Update README.md

Author: zq99

README.md

@@ -76,7 +76,7 @@ Public Sub TestTextCompletionSimpleOpenAI()
     
     oOpenAI.API_KEY = "<API_KEY>"
 
-    Set oResponse = oOpenAI.TextCompletion("Write a Haiku about a Dinosaur that loves to code!")
+    Set oResponse = oOpenAI.TextCompletion("Write a Haiku about a dinosaur that loves to code!")
     
     If Not oResponse Is Nothing Then
         Debug.Print (oResponse.TextContent)