dependency: remove pycurl package

[royjr]

may fix #30763

comma@comma-33e0a0c6:/data/openpilot$ python tools/lib/tests/test_caching.py
....
----------------------------------------------------------------------
Ran 4 tests in 3.145s

OK

[royjr]

fixed debug

ValueError: Format specifier missing precision

by setting precision value

get https://commadataci.blob.core.windows.net/openpilotci/0375fdf7b1ce594d/2019-06-13--08-32-25/3/qlog.bz2 {'Connection': 'keep-alive', 'Range': 'bytes=239824-239923'} 0.284 slow
get https://commadataci.blob.core.windows.net/openpilotci/0375fdf7b1ce594d/2019-06-13--08-32-25/3/qlog.bz2 {'Connection': 'keep-alive'} 0.548 slow

[adeebshihadeh]

Thanks, this was one of the worse dependencies for native macOS support.

I just bumped up this one to $500 if you wanna try it - #30706.