Ignore the Yarn error log

Like the npm error log, this file can also be ignored. [See also](https://stackoverflow.com/questions/42592168/should-i-add-yarn-error-log-to-my-gitignore-file)
2017-07-04 15:25:06 +01:00 · 2017-07-04 15:25:06 +01:00 · 12db505122
parent 8d370ce7f2
commit 12db505122
1 changed files with 1 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -8,4 +8,5 @@
 Homestead.json
 Homestead.yaml
 npm-debug.log
+yarn-error.log
 .env