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Fixed error in the Excel function test, where the API key passed to the function was not been set in the call. Updated Demo project with recently updated modules.

Author: zq99

OpenAIFrameworkDemo.xlsm

@@ -109,7 +109,7 @@ Public Function GETTEXTFROMOPENAI(ByVal strPrompt As String, ByVal strAPIKey As
 
     Set oOpenAI = New clsOpenAI
 
-    oOpenAI.API_KEY = API_KEY
+    oOpenAI.API_KEY = strAPIKey
 
     If Not IsEmpty(strModel) Then
         oOpenAI.Model = strModel