On line install_reqs to peace buildozer's parsing
On line install_reqs to peace buildozer's parsing

This is currently making buildozer fail because it tries to parse the
line with a regex, refs:
https://github.com/kivy/buildozer/issues/722

kivy/python-for-android,kivy/python-for-android,PKRoma/python-for-android,rnixx/python-for-android,germn/python-for-android,kronenpj/python-for-android,kivy/python-for-android,kronenpj/python-for-android,rnixx/python-for-android,germn/python-for-android,kronenpj/python-for-android,PKRoma/python-for-android,PKRoma/python-for-android,kivy/python-for-android,germn/python-for-android,rnixx/python-for-android,kronenpj/python-for-android,rnixx/python-for-android,rnixx/python-for-android,PKRoma/python-for-android,kronenpj/python-for-android,germn/python-for-android,germn/python-for-android,germn/python-for-android,rnixx/python-for-android,kivy/python-for-android,PKRoma/python-for-android