Disable pip cache to avoid MemoryError when installing large package

Also there is no need to cache packages as they are only installed once

deps.py

@@ -92,6 +92,7 @@ def pip_args(self, pkg, pkg_version, compiled, url):
             "-t",
             self.libs_path,
             "--no-deps",
+            "--no-cache-dir",
         ]
         if compiled:
             args.extend(["--python-version", self.py_v])