Bump libgit2 to c7c5f2c4

carlosmn · carlosmn · commit 6ab134dce90f · 2017-09-28T18:34:57.000+02:00
diff --git a/vendor/libgit2 b/vendor/libgit2
@@ -1 +1 @@
-Subproject commit a9d6b9d529daa920b558ee3f34151422d10bc95e
+Subproject commit c7c5f2c4ecc727ac555f51bd20353f7f3ae9c07a
