[bug] FileNotFoundError error when running skyplane init

[nimame]

Describe the bug
When running skyplane init I get a file not found error:

Traceback (most recent call last):
  File "C:\Users\nimam\miniconda3\lib\runpy.py", line 197, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "C:\Users\nimam\miniconda3\lib\runpy.py", line 87, in _run_code
    exec(code, run_globals)
  File "C:\Users\nimam\miniconda3\Scripts\skyplane.exe\__main__.py", line 4, in <module>
  File "C:\Users\nimam\miniconda3\lib\site-packages\skyplane\__init__.py", line 27, in <module>
    tmp_log_dir.mkdir(exist_ok=True)
  File "C:\Users\nimam\miniconda3\lib\pathlib.py", line 1313, in mkdir
    self._accessor.mkdir(self, mode)
FileNotFoundError: [WinError 3] The system cannot find the path specified: '\\tmp\\skyplane'
(base) PS C:\Users\nimam> pip install "skyplane[aws]"

To Reproduce
Steps to reproduce the behavior (please include the full Skyplane command you ran):

1. Install skyplane for AWS and GCP (I am using PowerShell): pip install "skyplane[aws,gcp]"
2. Run: skyplane init

Expected behavior
"skyplane init output" as described in the readme.

Environment info (please complete the following information):

• OS: Windows 11
• Python version: 3.9.5 (miniconda)
• Skyplane version: 0.2.1