gitignore: Ignore the `foo` file

It is created by the `run-examples` crate.
4 years ago · 22d6b68795
1 changed files with 1 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -15,3 +15,4 @@ rusty-tags.*
 tags
 target
 .z3-trace
+foo