Update app.py

app.py

@@ -3,13 +3,8 @@ import requests
 import json
 import base64
 
-print(os.getcwd())
 os.system('git clone --depth=1 https://github.com/ggerganov/whisper.cpp.git')
-os.system('cd /home/user/app/whisper.cpp')
-print(os.getcwd())
-os.system('git reset --hard c10db6ea2883a4f77440fa8caeb296a0e351a58c')
-os.system('cd ..')
-print(os.getcwd())
+os.system('git -C ./whisper.cpp reset --hard c10db6ea2883a4f77440fa8caeb296a0e351a58c')
 os.system('make -C ./whisper.cpp')
 os.system('bash ./whisper.cpp/models/download-ggml-model.sh small')
 os.system('bash ./whisper.cpp/models/download-ggml-model.sh base')