Merge pull request #261 from pre-commit/all-repos_autofix_all-repos-sed

Change ignored cache dir for pytest 3.4.0

.gitignore

diff --git a/.gitignore b/.gitignore
index 6fdf044..fc72fdb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,7 +2,7 @@
 *.iml
 *.py[co]
 .*.sw[a-z]
-.cache
+.pytest_cache
 .coverage
 .idea
 .project