py-testinfra: Add version 1.18.0 (#10210)

var/spack/repos/builtin/packages/py-testinfra/package.py

@@ -14,6 +14,7 @@ class PyTestinfra(PythonPackage):
     homepage = "https://testinfra.readthedocs.io"
     url      = "https://pypi.python.org/packages/source/t/testinfra/testinfra-1.11.1.tar.gz"
 
+    version('1.18.0', sha256='4a0a70355b007729d78446c86bffd80bcea4ffe9adc9571f9c9779476c49153d')
     version('1.13.0', '1e0a135c784207f8609e7730901f1291')
     version('1.12.0', '9784c01d7af3d624c6ec3cd25cce2011')
     version('1.11.1', 'c64ce6b16661d647c62c9508de419f5f')