Adjust path to accerciser's modules to look in vendor-packages instead

of in site-packages, to match where we install on Solaris.

Not suitable for upstream as-is, would need modification to follow

$(pkgpythondir) from configure instead.

--- accerciser-3.14.0/src/accerciser.in 2014-08-18 15:03:29.000000000 -0700

+++ accerciser-3.14.0/src/accerciser.in 2016-08-30 22:54:41.210135315 -0700

@@ -36,7 +36,7 @@

# use __file__ and for now hope that lib is relative to bin.

sys.prefix = '@prefix@'

libs = os.path.join(sys.prefix, 'lib',

- 'python@PYTHON_VERSION@', 'site-packages')

+ 'python@PYTHON_VERSION@', 'vendor-packages')

# point to the proper site-packages path

sys.path.insert(1, libs)