tests: fix unused imports from inotify removal caught by pyflakes

setup.py

@@ -64,7 +64,6 b' from distutils.command.build_ext import '
 from distutils.command.build_py import build_py
 from distutils.command.install_scripts import install_scripts
 from distutils.spawn import spawn, find_executable
-from distutils.ccompiler import new_compiler
 from distutils import cygwinccompiler
 from distutils.errors import CCompilerError, DistutilsExecError
 from distutils.sysconfig import get_python_inc

tests/hghave.py

@@ -1,4 +1,4 b''
-import os, stat, socket
+import os, stat
 import re
 import sys
 import tempfile

tests/test-check-pyflakes.t

@@ -10,11 +10,10 b' run pyflakes on all tracked files ending'
   setup.py:*: 'zlib' imported but unused (glob)
   setup.py:*: 'bz2' imported but unused (glob)
   setup.py:*: 'py2exe' imported but unused (glob)
-  tests/hghave.py:*: 'hgext' imported but unused (glob)
   tests/hghave.py:*: '_lsprof' imported but unused (glob)
   tests/hghave.py:*: 'publish_cmdline' imported but unused (glob)
   tests/hghave.py:*: 'pygments' imported but unused (glob)
   tests/hghave.py:*: 'ssl' imported but unused (glob)
-  contrib/win32/hgwebdir_wsgi.py:*: 'from isapi.install import *' used; unable to detect undefined names (glob)
+  contrib/win32/hgwebdir_wsgi.py:93: 'from isapi.install import *' used; unable to detect undefined names (glob)