chore: remove .amplifier/local from .gitignore

🤖 Generated with [Amplifier](https://github.com/microsoft/amplifier)

Co-Authored-By: Amplifier <240397093+microsoft-amplifier@users.noreply.github.com>

Author: bkrabach

.gitignore

@@ -65,9 +65,6 @@ next-steps.md
 # Amplifier specific ignores #
 ##############################
 
-# Amplifier local state and transcripts
-.amplifier/local
-.amplifier/transcripts
 
 # Working folders
 ai_working/tmp