[~] fix plugin pj

https://github.com/robbyrussell/oh-my-zsh/commit/bce74975d055529cbd186782e2fd99e6da840460

plugins/pj/pj.plugin.zsh

@@ -42,8 +42,8 @@ function _pj () {
     # might be possible to improve this using glob, without the basename trick
     typeset -a projects
     projects=($PROJECT_PATHS/*)
-    projects=$projects:t 
-    _arguments '*:file:($projects)'
+    projects=$projects:t
+    _arguments "*:file:($projects)"
 }
 
 compdef _pj pj