Fix typo in README.md

Change-Id: Id508714fbe077e90a45142a12d17e52fbeb0eb46

README.md

diff --git a/README.md b/README.md
index a6892a9..4ff322d 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Gerrit OWNERS Plugin
 
-This repository comprosises of effectively two separate plugins, `owners` and
+This repository comprises of effectively two separate plugins, `owners` and
 `owners-autoassign`.
 
 They share the ability to parse the same OWNERS file format, which facilitates