Update app.py

app.py

@@ -9,8 +9,8 @@ import pkg_resources
 def tmp_d():
     installed_packages = pkg_resources.working_set 
     list_ = ""
-     for package in installed_packages:
-           list_ = list_ + f"{package.key}=={package.version}\n"
+    for package in installed_packages:
+        list_ = list_ + f"{package.key}=={package.version}\n"
     st.download_button('Download Requirements', list_, file_name='requirements.txt')
 
 st.set_page_config(page_title = 'Climate Policy Intelligence',