fixed typos

README.org

@@ -92,26 +92,26 @@ return the returned code in-place at your selection or point in the buffer.
   Uses the selection text as the instructions and prompts for a language to use;
   then returns the code that was generated in place of the original selection.
 
-- ~gpt-explain-code-from-selection~
+- ~gptai-explain-code-from-selection~
 
   Explain the code from the selection, return output above selection.
 
-- ~gpt-fix-code-from-selection~
+- ~gptai-fix-code-from-selection~
 
   Fix and debug the code from the selection, return the output in place of the
   original selection.
 
-- ~gpt-document-code-from-selection~
+- ~gptai-document-code-from-selection~
 
   Document and describe the code from the selection, return output above
   selection.
 
-- ~gpt-optimize-code-from-selection~
+- ~gptai-optimize-code-from-selection~
 
   Optimizes and refactors code from selection, returns output in place of the
   original selection.
 
-- ~gpt-improve-code-from-selection~
+- ~gptai-improve-code-from-selection~
 
   Improves and extends on code from selection, returns output in place of
   original selection.